Subject
Europe History
275
Europe Politics and government
215
Europe Foreign relations
139
United States Foreign relations
112
Europe Economic conditions
90
National security
69
Europe
68
Europe Economic integration
53
Security, International
53
Europe Defenses
52
Europe Intellectual life
48
Europe Civilization
46
History
46
Europe Relations
45
Europe Social conditions
40
Russia (Federation) Foreign relations
39
Civilization, Medieval
33
Membership
33
Human rights
32
Europe Military relations
31
United States Military relations
29
Middle Ages
28
Europe Economic policy
27
Europe Description and travel
26
Europe Foreign economic relations
25
United States Foreign economic relations
24
World politics
24
Europe Antiquities
23
United States Military policy
23
World War, 1939-1945
23
United States Armed Forces
22
Education, Higher
21
Armed Forces
20
Energy policy
20
Europe Church history
20
Europe Ethnic relations
18
Science History
18
Renaissance
17
United States Relations
17
Democracy
16
European Union countries Foreign relations
16
Soviet Union Foreign relations
16
Sustainable development
16
Women History
16
Comparative government
15
France History
15
Economic history
14
Europe History, Military
14
Finance
14
World War, 1939-1945 Confiscations and contributions
14
more ...