History Historia 40 Politics and government 35 Social conditions 20 Education 19 History and criticism 19 Philosophy 19 plus ... Social aspects 18 Ethnic relations 17 Mexican Americans 16 Civilization 15 Intellectual life 15 Foreign relations 12 Political science 12 Women 12 Civil rights 11 Relations 10 Historiography 9 Social life and customs 9 Colonies 8 Jews 8 Nationalism 7 World War, 1939-1945 7 Administration 6 Church history 6 Pirates 6 Political aspects 6 Race relations 6 Science 6 African Americans 5 moins ...