History 400 Politics and government 110 Kings and rulers 61 Authors, English 53 Prime ministers 51 Intellectual life 36 Women 34 more ... Politicians 33 Statesmen 33 World War, 1939-1945 32 British 30 Poets, English 30 Actors 29 Queens 28 Explorers 24 History and criticism 24 Diplomats 22 Foreign relations 21 Journalists 21 Physicists 21 Soldiers 21 Generals 20 Mathematicians 19 Discovery and exploration 18 Colonies 17 Criticism and interpretation 17 Scientists 17 Historians 16 Naturalists 16 Critics 15 less ...