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Neil Ritchie

Sir Neil Methuen Ritchie (29 July 1897 – 11 December 1983) was a senior officer who served with distinction in both world wars, most notably as commander of the Eighth Army in the during the Second World War until his relief following the fall of . Born in to Scottish parents, Ritchie was educated at and the Royal Military Academy Sandhurst before being commissioned into the (Royal Highland Regiment) in 1914 at the outbreak of the First World War. During the war, he served in and , where he was awarded the in 1918 for gallantry in action. By the , Ritchie rose steadily through the ranks, serving in various staff and command roles, including as commanding officer of a battalion in in the late 1930s. In the early stages of the Second World War, Ritchie acted as to General Alan Brooke with the British Expeditionary Force in in 1939–1940 and later under General in Southern Command after the . Appointed to command the Eighth Army in on 27 November 1941, he successfully led , relieving the siege of and forcing forces to retreat in December 1941. However, his tenure ended in controversy during the in May– 1942, where despite numerical superiority in troops and tanks, tactical setbacks allowed German Field Marshal to outmaneuver British forces, leading to the capture of on 21 1942 and the loss of over 35,000 prisoners; Ritchie was relieved of command on 25 1942 and replaced by . He was subsequently mentioned in despatches for his service. Ritchie later commanded the 52nd (Lowland) Division and then XII Corps during the and the subsequent advance through in 1944–1945, earning further recognition including appointment as a Knight Commander of the . Post-war, he served as Commanding-in-Chief Scottish Command from 1945 to 1947 and then as of British Land Forces in the until his retirement in 1949 at the rank of general; he was later advanced to Knight Grand Cross of the in 1951. After leaving the army, Ritchie chaired the Mercantile and General Reinsurance Company in . He died in on 11 December 1983 at the age of 86.

Early Life

Birth and Family

Neil Methuen Ritchie was born on 29 July 1897 in , (now part of ). He was the second son of Dugald MacDougall Ritchie, a Scottish planter who managed sugar cane estates in , and Anna Catherine Leggatt Ritchie. The Ritchie family maintained strong colonial connections, with Dugald's career leading them from to around the early 1900s after a crop disease devastated the sugar industry; there, he established a rubber in . By Neil's adolescence, the family had relocated to , residing at Restholme in , where he grew up amid these shifting imperial ties. Ritchie had three siblings: an older brother, Alan MacDougall Ritchie, who rose to the rank of brigadier in the British Army; an older sister, Catherine Clare Ritchie; and a younger sister, Barbara Lilian Ritchie. His brother Alan also pursued a distinguished military career, serving in both world wars and earning the Distinguished Service Order and Officer of the Order of the British Empire. On 4 December 1937, Ritchie married Catherine Taylor Minnes (1901–1990), the daughter of James Arnott Minnes of Kingston, Ontario, Canada, in Chelsea, London. The couple had two children: a son born in 1940 and a daughter born in 1942. Ritchie's extensive military commitments often kept him away from home for years, particularly during the Second World War, leaving Catherine to oversee family matters in England while maintaining close ties to her Canadian roots. Following his retirement from the on 29 August 1951, Ritchie emigrated to in the early 1950s, settling in with his family. He died there on 11 December 1983 at the age of 86.

Education and Commissioning

Ritchie received his early education at , a public boarding school in , , where his family's colonial service in provided the necessary support for his schooling. Following this, in August 1914, immediately after the outbreak of the First World War, he entered the Royal Military College, Sandhurst, as part of the first accelerated wartime intake designed to rapidly train officers amid the national emergency. The shortened course, lasting just four months, emphasized practical leadership and tactical skills under the shadow of the escalating conflict, shaping Ritchie's foundational military outlook. Upon completing his training, Ritchie was commissioned as a in the (Royal Highland Regiment) on 16 December 1914, at the age of 17, joining a of young officers rushed into service to bolster the expanding British Expeditionary Force. This early commissioning reflected the urgent demands of the war, propelling him directly into the regiment's ranks despite his youth.

First World War

Western Front Service

Neil Ritchie, having been commissioned into the earlier that year, arrived in on 18 May 1915 and joined the 1st Battalion as a , part of the 1st Brigade in the . The battalion was engaged in routine duties along the Western Front, including patrols, repairs to fortifications, and minor raids amid the stalemate of the period. As a , Ritchie commanded a , leading his men in these hazardous tasks that demanded vigilance against artillery fire, snipers, and gas attacks, which had become increasingly common following their introduction earlier in 1915. Ritchie's first major combat experience came during the in late September 1915, a large-scale offensive aimed at breaking through German lines near . On 25 September, the 1st Battalion advanced as part of the 1st Division's assault on positions around , with B Company leading the attack at 9:10 a.m., supported by A and C Companies. Ritchie was slightly wounded the following day, 26 September, during ongoing fighting amid heavy casualties for the battalion, which suffered 4 officers and 38 other ranks killed, and 10 officers and 261 other ranks wounded in the assault. His injury occurred while performing tactical duties in the captured trenches, highlighting the intense and exposure to machine-gun and fire that characterized the battle. Evacuated to a in the rear, Ritchie underwent treatment for his wounds, which were not severe enough to end his active service. While still recovering, he received a promotion to temporary , effective 2 October 1915, recognizing his service up to that point. He returned to duty in early 1916, continuing platoon command and staff roles with Black Watch units on the Western Front, including transfers that kept him involved in trench operations until the battalion's redeployment later that year. These experiences honed his understanding of in prolonged positional warfare, amid the mud, disease, and psychological strain of the trenches.

Middle Eastern Campaigns

In early 1916, following his recovery from wounds received on the Western Front, Ritchie joined the 2nd Battalion, (Royal Highlanders), which was dispatched to as part of the against Ottoman forces. The battalion, within the 21st () Brigade of the 7th (Meerut) Division, landed at on 31 December 1915, just as British and Indian troops were intensifying efforts to relieve the besieged garrison at Kut-al-Amara. It participated in the grueling advance through flooded terrain and defensive positions in efforts to relieve the besieged garrison at Kut-al-Amara, which ultimately surrendered on 29 April 1916 after a prolonged that had begun the previous year. Ritchie's prior combat experience from contributed to his adaptation to the harsh desert conditions and riverine operations in this theater. During the subsequent phase of the campaign in , Ritchie demonstrated exceptional leadership as acting captain and, from 5 January , as battalion adjutant. He played a key role in reconnaissance missions and coordinated assaults during the advance toward , including operations around the and the final push that captured the city on 11 March . For his services in these actions, he was awarded the , gazetted on 25 August . Illness forced him to be invalided to on 12 June , temporarily halting his frontline service. He was promoted to substantive captain on 19 November . Ritchie rejoined his battalion in December 1917, by which time it had been redeployed to the against Ottoman positions. Serving as , he contributed to the Egyptian Expeditionary Force's offensives, including the Battles of and the advance through the Judean Hills in 1917–1918. In the decisive on 19 September 1918—part of the larger Battle of Megiddo—he led reconnaissance efforts and directed assaults that broke through enemy lines, displaying "coolness, courage and utter disregard for danger" while under heavy artillery and machine-gun fire. For these actions, he was awarded the , gazetted on 30 July 1919 with the citation published on 15 February 1919. His service in continued into 1919, supporting stabilization efforts amid the , before his return to .

Interwar Period

Staff Training and Early Commands

Following the First World War, Ritchie served with the 2nd Battalion, , during the British occupation of the , where the battalion was stationed near in 1920. His experiences on the Western Front and in the during the war had qualified him for advanced staff training. He acted as to the battalion until February 1921, after which he held routine regimental duties in . From July 1923 to September 1927, Ritchie worked as a General Staff Officer Grade 3 at the in , gaining administrative experience in military planning and organization. In 1929–1930, Ritchie attended the at as a student, completing the two-year course alongside contemporaries such as Harold Redman and . Upon graduation, he rejoined his regiment in Cawnpore, , as a company commander in January 1931, followed by a posting as General Staff Officer Grade 2 with Northern Command in from April 1933 to April 1937. During this period, he received his first postwar promotion to substantive major on 2 June 1934. Ritchie's mid-1930s roles included serving as of his from December 1936, providing early leadership experience in unit training and operations. He was promoted to brevet lieutenant-colonel on 1 January 1936. Back in by 1937, Ritchie took on routine administrative and training positions, including instruction duties at the Senior Officers' School in from August to December 1939, preparing officers for wartime responsibilities.

Service in Palestine

In January 1938, Neil Ritchie was promoted to substantive and transferred from the , where he had served for over two decades, to the King's Own Royal Regiment (Lancaster), assuming command of its 2nd Battalion. This marked his first independent battalion command, transitioning from staff roles to operational leadership in a tense colonial environment. The 2nd Battalion deployed to in September 1938, arriving at on 19 September, to reinforce British forces amid the escalating phase of the . Under Ritchie's command, the unit was stationed in key areas including , , Sarafand, Al Majdal, Deir Suneid, and Kuna Yudhs, focusing on internal security to counter Arab rebel activities such as and ambushes. Ritchie's command lasted until August 1939, while the battalion continued operations in the region until June 1940. Ritchie's leadership emphasized counter-insurgency tactics tailored to the revolt's irregular nature, including extensive foot and vehicle patrols to secure vital like railways, where platoons established defensive posts equipped with armoured trolleys and minesweepers to deter attacks. The conducted searches and cordon operations in villages, such as those around Ain Karim near , to disrupt rebel networks and gather intelligence. Punitive measures, including house demolitions in following sabotage incidents in November 1938, were also enforced to deter further unrest, reflecting the broader strategy of combining military action with civil pacification. These duties exposed Ritchie to the challenges of colonial policing in a volatile territory, where British troops balanced suppression of the revolt against maintaining order among divided Arab and Jewish communities. The experiences honed his understanding of small-unit tactics in , including rapid response to ambushes and coordination with local auxiliaries, providing practical application of concepts from his earlier training.

Second World War

France and Belgium

In December 1939, Neil Ritchie was promoted to the acting rank of and appointed Brigadier General Staff (BGS) to II Corps of the British Expeditionary Force (BEF) in , serving under Lieutenant-General Sir Alan Brooke. His prior interwar staff training at institutions such as the , had equipped him effectively for this demanding role. From January to May 1940, during the , Ritchie coordinated II Corps' operational planning, including the fortification of defensive lines in the Lille area and the organization of training to maintain readiness amid the period of relative inactivity. When the German offensive commenced on 10 May 1940, Ritchie played a pivotal part in II Corps' response during the , assisting Brooke in managing the rapid retreat from through coordination of movements, intelligence dissemination, and supply lines under intense pressure. As the BEF withdrew toward the coast, he oversaw the execution of actions by divisions such as the 3rd and 4th Divisions, which delayed pursuing German forces and facilitated the consolidation at . Brooke later praised Ritchie's calm efficiency, noting it was instrumental in preserving corps cohesion amid the chaos. Ritchie was evacuated from as part of Operation Dynamo in late May or early . For his contributions to the campaign in and , he was appointed Commander of the (CBE) in July 1940.

Service in the United Kingdom

Following his service as Brigadier General Staff of II Corps during the , Neil Ritchie was promoted to acting major-general on 28 October 1940 and appointed (GOC) the 51st (Highland) Infantry Division. , which had suffered heavy losses and been largely destroyed during the evacuation at Saint-Valery-en-Caux in , required extensive rebuilding under Ritchie's leadership; he focused on reorganizing its structure by integrating returning veterans from —many of whom brought valuable combat experience—with new recruits and units to restore its fighting capability. Ritchie's recent firsthand observations of the rapid German advance and the challenges of retreat in directly influenced his emphasis on intensive training in mobile defense tactics, , and unit cohesion to prepare the reformed division for potential invasion scenarios. Under Ritchie's command, the 51st (Highland) Division was deployed to coastal defense roles along the southeast coast of England, including areas around Eastbourne and Newhaven, during the height of the Battle of Britain in summer and autumn 1940. This positioning was part of the broader British home defense strategy against Operation Sea Lion, the anticipated German invasion, where the division manned fortifications, conducted patrols, and rehearsed counter-attack maneuvers to repel amphibious landings. Ritchie's training regimen, which prioritized rapid mobilization and coordination with Royal Air Force elements, helped transform the rebuilt division into a cohesive force ready for defensive operations amid the ongoing threat of aerial and naval assaults. Ritchie's tenure with the division continued through early 1941, marked by ongoing home defense duties and further refinement of its operational readiness. On 28 October 1941, his rank of major-general was made temporary, reflecting his sustained performance in command. He relinquished command of the 51st (Highland) Division on 5 June 1941 to take up a posting as Deputy Chief of the General Staff in the Middle East Command.

North Africa and the Middle East

In November 1941, amid the ongoing Western Desert Campaign, Lieutenant-General Neil Ritchie was appointed General Officer Commanding (GOC) the British Eighth Army, succeeding Lieutenant-General Alan Cunningham, who had been relieved due to setbacks in the initial phases of Operation Crusader. This appointment came under the oversight of General Claude Auchinleck, Commander-in-Chief Middle East Command, who selected Ritchie for his prior staff experience in the theater. Concurrent with his new role on 26 November 1941, Ritchie was promoted to acting lieutenant-general, reflecting the scale of the command. Following his relief, Ritchie faced political scrutiny from Churchill and was without command for several months before his appointment to the 52nd Division. Ritchie's leadership proved pivotal in (18 November–30 December 1941), a major British offensive aimed at relieving the siege of and disrupting Axis supply lines. Assuming command mid-operation, he directed aggressive armored thrusts that broke through German-Italian defenses, successfully lifting the Tobruk siege on 10 December and forcing the to retreat westward to El Agheila by mid-January 1942. His bold tactics, including coordinated infantry-armor advances despite logistical strains, were commended by for restoring momentum to the Eighth Army and inflicting significant losses on Erwin Rommel's forces, estimated at over 38,000 casualties and 260 tanks. By early 1942, however, the Eighth Army encountered mounting challenges that tested Ritchie's command. Extended supply lines across the desert, vulnerable to interdiction, hampered reinforcements and maintenance, while Rommel's swift counteroffensive in January—exploiting British overextension—recaptured and pushed Allied forces back to the Gazala Line. These issues, compounded by intelligence gaps and inter-allied coordination difficulties, eroded the gains of and set the stage for defensive preparations west of . The tide turned decisively against Ritchie during the (26 May–21 1942), where Rommel's Panzerarmee Afrika executed a daring "left hook" maneuver through the Gap, bypassing the fortified Gazala Line and isolating units. Ritchie's response, involving fragmented counterattacks and failure to decisively engage the breakthrough, resulted in heavy losses—over 50,000 casualties and 400 tanks—and the encirclement of , which surrendered on 21 with 35,000 troops captured. On 25 1942, amid the retreat toward , relieved Ritchie of command under intense pressure from Prime Minister , who viewed the defeats as a strategic . Historians have scrutinized Ritchie's strategic decisions at Gazala, including his decentralized control over corps commanders and reluctance to abandon the static line earlier, which some attribute to inexperience at army-level command rather than outright incompetence. Debates persist on whether he was scapegoated for systemic issues, such as inadequate air-ground and political interference from , with later assessments noting that his successes demonstrated potential unfairly overshadowed by the 1942 reversals.

Return to the United Kingdom

Following his relief from command of the Eighth Army after the , Ritchie returned to the in July 1942, where he reverted to the rank of on 13 July. On 11 September 1942, he was appointed (GOC) the 52nd (Lowland) Infantry Division and promoted to temporary major-general. Under Ritchie's leadership, the division, based in , conducted intensive training for mountain and operations, including rigorous exercises in the to build expertise in harsh terrain and rapid deployment tactics. This preparation was geared toward potential roles in an invasion of or other amphibious assaults, reflecting the broader strategic uncertainties of the war at the time. Despite this focused readiness, the 52nd (Lowland) Infantry Division remained in the United Kingdom throughout Ritchie's command and saw no overseas deployment. Ritchie was promoted to substantive major-general on 18 May 1944 (with seniority from 25 December 1943) and relinquished command of the division on 11 November 1943.

Northwest Europe

In September 1943, Neil Ritchie was appointed General Officer Commanding (GOC) of XII Corps within the 21st Army Group, preparing for the forthcoming Allied invasion of Northwest Europe. He assumed formal command on 19 November 1943, succeeding Lieutenant-General Montagu Stopford, and led the corps through the major operations of the 1944-1945 campaign. Ritchie, supported by Brigadier General Staff James Cassels from September 1944, emphasized coordinated infantry-armor tactics informed by his earlier divisional training in the United Kingdom. On 3 April 1944, he was promoted to temporary lieutenant-general, reflecting his readiness for high-level operational command. For his leadership in these campaigns, Ritchie was appointed a Companion of the Order of the Bath (CB) in the 1944 New Year Honours and later advanced to Knight Commander (KCB) in the 1947 Birthday Honours. XII Corps played a key role in the Normandy campaign following the initial D-Day landings on 6 June 1944, with its headquarters landing in July and becoming fully operational on 16 July to secure the left flank of the Odon valley under the Second Army. Comprising the 43rd (Wessex), 53rd (Welsh), and later 59th Infantry Divisions, the corps supported the capture of Caen through flanking operations and contributed to the broader breakout from the beachhead in late July and August, advancing southeast toward Falaise on the right flank of the First Canadian Army. This positioning enabled close coordination with Canadian forces during the encirclement of German Army Group B in the Falaise Pocket, where XII Corps helped seal the trap and prevent enemy retreat. Ritchie's leadership emphasized rapid exploitation of armored breakthroughs, with divisions like the 7th Armoured integrating seamlessly to maintain momentum amid intense hedgerow fighting. As Allied forces advanced into and the in September 1944, XII Corps supported by securing the left flank of XXX Corps with the 7th Armoured, 15th (Scottish), and 53rd Infantry Divisions, aiding airborne efforts despite ultimate setbacks. In (20 October to 4 November 1944), the corps cleared German pockets in , liberating key Dutch cities including 's-Hertogenbosch on 27 October and on the same day, in coordination with Scottish and Welsh units that spearheaded urban assaults. Further operations in early 1945, such as Blackcock (14-26 January), eliminated enemy salients south of the around Limburg, with the 7th Armoured, 43rd, and 52nd Infantry Divisions overcoming flooded terrain and fortified positions at sites like Sint Joost on 20 January. These actions highlighted Ritchie's focus on joint Canadian-British maneuvers, as XII Corps operated under for much of the advance. In the , XII Corps participated in (8 February 1945), pushing through the Reichswald Forest alongside Canadian forces to link up with the U.S. Ninth Army and clear the west bank of the . The corps then executed the crossing during on 23-24 March 1945, with the 15th (Scottish) Division assaulting northwest of at 0200 hours after a massive barrage, securing a by day's end against light opposition due to prior interdiction. Supported by 2,070 guns and airborne operations, this effort involved the 7th Armoured, 15th, 52nd, and 53rd Divisions in rapid consolidation, enabling the advance into . In the final push, XII Corps drove northeast, capturing from the northwest in late April 1945 and reaching the River near Harburg, where the 7th Armoured Division seized crossings at Welle and Tostedt on 17 April, contributing to the collapse of German resistance in . The corps was disbanded on 29 May 1945, shortly after the war's end in .

Post-War Career

Commands in Britain and the Far East

Following the end of the Second World War, Neil Ritchie was appointed General Officer Commanding-in-Chief (GOC-in-C) Scottish Command on 16 June 1945, a role in which he also served as Governor of Edinburgh Castle until 31 January 1947. In this position, Ritchie oversaw the demobilization of British forces in Scotland, managing the orderly release of personnel amid the rapid transition to peacetime conditions. He also directed the reorganization of the Territorial Army, restructuring units to align with post-war defense needs and integrating returning veterans into reserve formations. His prior experience commanding XII Corps during the Northwest Europe campaign qualified Ritchie for these senior administrative responsibilities. In February 1947, Ritchie transferred to the as Commander-in-Chief of Far East Land Forces (FARELF), where he managed British ground troops across , , and during the ongoing post-war occupation and reconstruction efforts. During this tenure, which lasted until October 1949, he coordinated military administration in a region marked by political instability and the need to maintain order amid pressures. Following his command, Ritchie served as Head of the British Joint Services Mission in , from October 1949 until his retirement. Ritchie's promotion to the substantive rank of full general was confirmed on 23 April 1947, with seniority backdated to 9 October 1946. As the erupted in June 1948, Ritchie addressed early tensions by advocating for offensive counterinsurgency operations against communist insurgents led by the , including the establishment of the short-lived Ferret Force in July 1948 to conduct jungle patrols and intelligence gathering. He supported the formation of Local Defence Committees to foster civilian-military cooperation and emphasized improved intelligence coordination between military, police, and special branches to locate and disrupt rebel activities. Logistical challenges under Ritchie's command were formidable, including post-war infrastructure decay—such as damaged docks in and disrupted railway networks—and shortages of trained personnel in units like the Malayan Security Service, which operated with 13 fewer European officers than required in early 1947. The rugged terrain, combined with ethnic complexities and vulnerabilities in key economic sites like tin mines and rubber plantations, complicated troop deployments and supply lines, while initial inaccuracies delayed effective responses to insurgent tactics such as and ambushes in 1948. Despite these hurdles, Ritchie's oversight helped stabilize British military presence in the region through gradual enhancements in inter-agency collaboration and by mid-1949.

Retirement and Later Life

Ritchie retired from the on 31 August 1951 at the age of 54, shortly after being appointed to the King on 30 August 1951. His followed the award of the Knight Grand Cross of the (GBE) in June 1951, recognizing his distinguished . Following his , Ritchie emigrated to in the early with his family and settled in , . There, he pursued a business career, serving as a director of the Canadian subsidiary of Gordon & Co., a distilling firm, and as president and director of The Mercantile & General Co. of Ltd. starting in 1954. He also held directorships in other Canadian companies, including Macdonald-Buchanan Properties Ltd., and chaired the Board of Governors of the Canadian Corps of Commissionaires during the and 1960s. In his later years in , Ritchie remained engaged with military commemorations, attending events such as dinners honoring regiments like The Black Watch, where he joined veterans and officers at head tables in the 1950s and beyond. He occasionally delivered lectures on his wartime experiences to Canadian audiences, drawing on his leadership in key campaigns. Ritchie's health declined in his final years, and he died at his home in on 11 December 1983 at the age of 86.

Honours and Ranks

Awards and Decorations

Neil Methuen Ritchie received numerous British and foreign honors throughout his military career, totaling over a dozen decorations that recognized his gallantry, , and service from the First World War through his post-war commands. These awards, including multiple mentions in dispatches, underscored his progression from regimental officer to general, with key honors tied to specific operational contributions without overlapping detailed career narratives. Ritchie's British awards began with the , gazetted on 14 February 1919 for his courage and leadership during the advance against Turkish positions in on 19 September 1918, where he personally carried a to repel an enemy counterattack. He was subsequently awarded the on 25 August 1917 for distinguished service in during the First World War, reflecting his role in critical operations as an acting captain with the 2nd Battalion, . No bar to the DSO appears in official records. During the Second World War, Ritchie earned the on 1 January 1944 for services in Northwest while commanding XII Corps, alongside the on 11 July 1940 for his staff work as acting at II Corps headquarters, alongside his first mention in dispatches on 26 July 1940. He received a second mention in dispatches on 30 June 1942 while commanding the Eighth Army. His leadership of XII Corps in Northwest led to a third mention on 22 March 1945 and a fourth on 9 August 1945, culminating in the on 5 July 1945 for services in the campaign. Post-war, he was appointed on 12 June 1947 as commander of Far East Land Forces, and later elevated to on 7 June 1951 upon retirement. Finally, Ritchie received the Knight of the Venerable Order of Saint John (KStJ) on 2 July 1963. In addition to British honors, Ritchie was decorated by Allied nations for his contributions to joint operations. He received the Silver Cross of the Order Wojenny from on 15 May 1942 as temporary major-general commanding the Eighth Army, recognizing his role in supporting Polish forces in the . For services in Northwest , awarded him Commander of the Order of the and the Croix de Guerre 1939-1945 in 1944 as lieutenant-general of XII Corps. The conferred the (Degree of ) on 16 January 1948 for his cooperation with U.S. forces during the liberation of and the advance across the Roer River. The honored him with the Grand Officer of the with Swords on 17 October 1946 for commanding XII Corps in the liberation of .

Dates of Rank

Neil Ritchie's military career spanned both world wars, with promotions reflecting wartime accelerations and standard interwar progressions. The following table outlines his key dates of rank in the British Army, distinguishing between acting, temporary, and substantive appointments where applicable. These promotions were published in the London Gazette, the official record of British military appointments.
RankDateType/Notes
Second Lieutenant16 December 1914Commissioned into The Black Watch (Royal Highland Regiment). London Gazette, 15 December 1914, p. 10696
Lieutenant1916Substantive promotion during First World War service. London Gazette, various wartime supplements
Captain26 February 1917Substantive; preceded by temporary captaincy on 2 March 1916. London Gazette, 26 February 1917
Brevet Major1 July 1933Honorary rank without additional pay. London Gazette, 30 June 1933
Major2 June 1934Substantive. London Gazette, 1 June 1934, p. 3485
Brevet Lieutenant Colonel1 January 1936Honorary rank. London Gazette, 31 December 1935
Lieutenant Colonel3 January 1938Substantive; transferred to King's Own Royal Regiment (Lancaster). London Gazette, 4 January 1938
Colonel26 August 1939Substantive, with seniority backdated to 1 January 1939. London Gazette, 29 August 1939
Acting Brigadier22 December 1939For staff duties with II Corps. London Gazette, 26 December 1939
Temporary Brigadier22 June 1940Continued staff role. London Gazette, 25 June 1940
Temporary Major General28 October 1940Assumed command of 51st (Highland) Division. London Gazette, 29 October 1940
Acting Lieutenant General27 November 1941Command of Eighth Army in North Africa. London Gazette, 2 December 1941
Reverted to Colonel13 July 1942Following relief from Eighth Army command. London Gazette, 14 July 1942
Temporary Major General11 September 1942Returned to divisional command. London Gazette, 15 September 1942
Acting Lieutenant General19 November 1943Command of 12th Corps. London Gazette, 21 November 1943
Temporary Lieutenant General3 April 1944Continued corps command during Normandy campaign. London Gazette, 5 April 1944
Lieutenant General30 October 1945Substantive, with seniority backdated to 21 December 1944. London Gazette, 30 October 1945
General23 April 1947Substantive, with seniority backdated to 9 October 1946; appointed GOC Far East Land Forces. London Gazette, 25 April 1947
Ritchie retired on retired pay on 31 August 1951, at which point he held the rank of . London Gazette, 31 August 1951, p. 4593. He did not receive promotion to . Acting and temporary ranks were common during the Second World War to meet operational needs, often reverting during peacetime or upon reassignment.