Biography -- History -- Politics and government -- 10 Biography 9 Presidents -- 9 History 7 Heads of state -- 5 more ... Colonial administrators -- 4 Communists -- 4 Dictionaries 4 Guerrillas -- 4 Journalists -- 4 Statesmen -- 4 Civil War -- 3 Foreign relations -- 3 Politicians -- 3 Politics and government 3 20th century 2 Cabinet officers -- 2 Civil rights workers -- 2 Colonies -- 2 Dictionaries -- 2 Explorers -- 2 Ming dynasty, 1368-1644 2 Presidential candidates -- 2 Soldiers -- 2 Sources 2 Spies -- 2 World War, 1939-1945 -- 2 20th century -- 1 less ...