What enlightenment philosopher criticized the Chatholic church and old regime and anti-semitism and slavery?

The Enlightenment philosopher Voltaire was a vocal critic of the Catholic Church, the ancien régime, anti-Semitism, and slavery. He advocated for religious tolerance, freedom of expression, and rational thought, often using satire to challenge established institutions and dogmas. His works, such as "Candide" and "Letters on England," reflect his commitment to social justice and human rights, emphasizing the need for reform and the importance of individual liberty. Voltaire's ideas significantly influenced the Enlightenment and the subsequent movements for social and political change.