History 1,050 Politics and government 463 Foreign relations 209 Economic conditions 201 Histoire 145 Diplomatic relations 143 History and criticism 137 hơn ... Economic history 131 Social conditions 129 Indians of North America 85 World War, 1939-1945 70 Canadian literature 61 Criticism and interpretation 61 Government policy 59 Economic policy 57 Social aspects 56 Women 56 Biography 50 Federal government 50 Women and literature 48 Emigration and immigration 46 Politique et gouvernement 46 International relations 45 Civilization 42 Prime ministers 41 Political aspects 40 Women authors 40 Description and travel 39 Government relations 39 Intellectual life 39 ít hơn ...