History 2,354
Politics and government 675
Foreign relations 305
Civilization 248
Congresses 226
Economic integration 209
Social conditions 183
Economic conditions 175
Relations 158
History and criticism 147
Intellectual life 147
Social aspects 144
Civilization, Medieval 130
World War, 1939-1945 119
Church history 115
Description and travel 115
Middle Ages 110
World War, 1914-1918 102
European federation 101
Women 95
Influence 88
Nationalism 80
Colonies 76
History, Military 73
Law and legislation 72
Philosophy 71
Political aspects 71
Social life and customs 70
Human rights 69
Law 67
Architecture 65
Economic aspects 65
National security 62
Causes 61
Defenses 61
Ethnic relations 61
Government policy 60
Emigration and immigration 59
Standards 57
Historiography 56
Travel 56
Public opinion 55
Commerce 54
Economic policy 54
Environmental aspects 53
World politics 52
Christianity 50
Renaissance 50
Antiquities 49
Democracy 48
Reformation 48
Science 47
Art, European 46
Biography 46
Military policy 46
Enlightenment 45
Religious aspects 45
Study and teaching 45
Civil rights 44
Military art and science 44
Political science 41
Revolutions 40
Fascism 39
Music 39
Political parties 38
Sources 38
Art 37
Socialism 36
Transportation 36
Cities and towns 35
Exhibitions 35
Research 35
Imperialism 34
Case studies 33
Criticism and interpretation 33
Religion 33
Comparative government 32
Security, International 32
Social policy 32
Witchcraft 32
Languages 31
Motion pictures 31
Social history 31
Foreign economic relations 30
History of doctrines 30
Jews 30
Painting, Modern 29
Islam 28
Painting, European 28
European influences 27
Finance 27
Forests and forestry 27
Tourism 27
Europe 26
Employment 25
Globalization 25
Minorities 25
Philosophy, Modern 25
Pollution 25
Bibliography 24