Late Modern Period (1750-1945) By Césaire 1769 Jame's Watt Steam machine 1857 First Electric Motor 1858 First Petrol Engine Period: 1863 to 1865 Abolition of Slavery 1876 Invention of the Phone 1882 Invention of the Light Bulb 1913 First assembly line in motion by Henry Ford Period: 1914 to 1918 First World War Period: 1939 to 1945 Second World War 1944 Right to vote for French Women