World War, 1914-1918 History 2 Weltkrieg (1914-1918) 2 Aerial operations 1 Causes 1 Diplomatic relations 1 Erlebnisbericht 1 več ... Flieger 1 Foreign relations 1 Luftkrieg 1 Military operations, Aerial 1 Offizier 1 Politics and government 1 Social aspects 1 Social conditions 1 Svetovna vojna 1914-1918 1 Vorgeschichte 1 War 1 manj ...