1832-1893. French republican politician, mayor of Paris during the siege of 1870-71. As a member of the republican governments of 1879-85 (prime minister 1880-81 and 1883-85). he was responsible for the law of 1882 making primary education free, compulsory, and secular. He directed French colonial expansion in Tunisia 1881 and Indochina (the acquisition of Tonkin in 1885).