Foreign relations -- 52 History -- 51 History 25 Americans -- 22 Politics and government -- 22 Economic assistance, American -- 21 Fiction 18 more ... National characteristics, American 18 Biography 17 Personal narratives, American 17 Afro-Americans -- 16 Biography -- 16 Military assistance, American -- 14 Politics and government 13 Fiction -- 12 American literature 11 American wit and humor, Pictorial 11 Race relations 11 World War, 1939-1945 -- 11 Foreign economic relations -- 10 Public opinion -- 10 Relations -- 9 Anti-Americanism 8 Foreign public opinion, American 8 Military policy 8 Civil rights -- 7 English language -- 7 Military relations -- 7 Speeches, addresses, etc., American 7 Vietnamese Conflict, 1961-1975 -- 7 less ...