History 11 World war I 10 World War, 1914-1918 9 American fiction 4 War 4 Europe 3 International relations 3 World war I (1914-1918) 3 Americans -- France -- Paris -- History -- 20th century 2 Anglo-American literature 2 Chemistry 2 Diplomatic history 2 Disasters -- Forecasting 2 Disasters -- Forecasting -- Fiction 2 Foreign relations 2 India 2 International criminal law 2 Nineteen seventeen, A.D. 2 Paris (France) -- Social life and customs -- 20th century 2 Politics and government 2 World War I 2 World politics 2 World war II 2 9/11 American History 1 Agent (Philosophy) 1 American Democracy 1 American literature 1 Anti imperialism 1 Austria -- Tyrol 1 Battlefields 1