The League of Nations assembly, 1930

The League of Nations assembly, held in Geneva, Switzerland, 1930

Austro-Hungarian troops executing captured Serbians, 1917

Austro-Hungarian troops executing captured Serbians, 1917. Serbia lost about 850,000 people during the war, a quarter of its pre-war population.

Battleship, 1917

Battleships of the Hochseeflotte, 1917.

French Regiment, 1916

French 87th regiment near Verdun, 1916.

U-155, 1918

U-155 exhibited near Tower Bridge in London, after the 1918 Armistice.

German Soldiers During World War I

German soldiers, some with flowers others waving or rasing their clenched fists, in a railroad car on the way to the front during early World War I (1914)

Military Recruitment, 1914

Military recruitment in Melbourne, Australia, 1914

Proclamation of the Austrian annexation in 1908

Sarajevo citizens reading a poster with the proclamation of the Austrian annexation in 1908.

First commercially available handheld cellular mobile phone, 1984.

The Motorola DynaTAC 8000X. First commercially available handheld cellular mobile phone, 1984.