History 297 Colonies 75 Politics and government 60 Economic conditions 58 Relations 53 Description and travel 52 History and criticism 50 more ... Foreign relations 43 Civilization 40 Commerce 39 International relations 39 Study and teaching 37 Diplomatic relations 34 Economic history 34 Economic policy 33 Women 32 Social conditions 31 Social aspects 29 Antiquities 27 British colonies 27 Education 26 In literature 24 Literature 24 Travel 21 Religion 20 Economic aspects 17 Emigration and immigration 16 Social life and customs 16 Voyages and travels 16 Government policy 15 less ...