Jean Leon Jaures was a #French #historian, #philosopher and Socialist leader. He was one of the first people who advocated social democracy. Jaures was initially a moderate #republican, developed into a #socialistduring the late 1880s. He also was a pacifist, opposed the wars and the colonial expansion, however, this cause he had been assassinated. In 1904, he founded the socialist paper L'Humanité. Until now, L'Humanité still hold a festival in every September second week.