International relations 636 Foreign relations 635 History 606 Politics and government 368 Vietnam War, 1961-1975 342 World War, 1939-1945 307 Relations 177 more ... Jews 148 Public opinion 99 World War, 1914-1918 84 Holocaust, Jewish (1939-1945) 75 World politics 70 Influence 64 Diplomatic history 60 Ethnic relations 58 Social conditions 57 Protest movements 54 Civilization 53 Foreign public opinion, American 53 Iraq War, 2003-2011 53 Arab-Israeli conflict 52 Women 48 Campaigns 42 Study and teaching 41 Historiography 40 History and criticism 39 Japanese Americans 39 African Americans 38 Zionism 37 Cold War 36 less ...