Jesuits
The Society of Jesus, commonly known as the Jesuits (Latin: Societas Iesu, abbreviated SJ), is a Catholic religious order of clerics regular founded by the Spanish priest and theologian Ignatius of Loyola and six companions, with formal papal approval granted by Pope Paul III on September 27, 1540, via the bull Regimini militantis Ecclesiae.[1][2] The order's foundational vow includes special obedience to the Pope regarding missions, emphasizing an active apostolate over traditional monastic withdrawal, with a focus on education, preaching, and missionary evangelization to combat Protestantism during the Counter-Reformation.[3][4] From its inception, the Jesuits rapidly expanded globally, establishing missions in Asia, Africa, and the Americas, where members like Francis Xavier evangelized in India, Japan, and China, adapting to local cultures while advancing Catholic doctrine.[5] They pioneered extensive educational networks, founding colleges and universities that emphasized rigorous curricula in humanities, sciences, and theology, influencing the development of modern higher education systems and producing notable scholars in fields like astronomy and seismology.[6][7] Jesuit scientific endeavors included observatories, calendar reforms, and geographical mapping, often integrating empirical observation with theological inquiry.[8] The order's influence provoked opposition from absolutist monarchs, leading to expulsions from Portugal, France, and Spain in the 1750s–1760s, culminating in global suppression by Pope Clement XIV in 1773 under pressure from these powers, who viewed Jesuit loyalty to the papacy as a threat to state control.[9][10] Restored by Pope Pius VII in 1814, the Jesuits rebuilt, achieving peak membership in the mid-20th century before recent declines, while historical critiques persist regarding their adaptive missionary methods—such as accommodations in China and India—and perceived political entanglements that fueled conspiracy narratives among opponents.[11][4]