History 209 War 162 World War, 1939-1945 92 World War, 1914-1918 70 World war 36 Cold war 35 International relations 34 Peace 33 Foreign relations 30 Politics and government 30 World politics 29 War (International law) 28 Terrorism 27 War and society 26 War on Terrorism, 2001-2009 23 Women and war 22 Imperialism 20 Social aspects 20 History and criticism 19 World War 19 Europe 18 Fiction 18 India 18 Cold War 17 Social conditions 17 Women 17 United States 16 Literature and the war 15 Human rights 14 Foreign policy 13