English language -- 130 Politics and government 91 History -- 76 History 73 Politics and government -- 73 Foreign relations -- 69 Grammar 37 more ... Economic conditions 36 Dictionaries 35 Economic policy 33 World politics -- 33 Dictionaries -- 32 International relations 30 Study and teaching 30 Foreign relations 23 Economic conditions -- 22 Biography -- 21 English 21 Description and travel 20 Textbooks for foreign speakers 19 International law 17 Listening 17 International relations -- 15 Philosophy 15 Islam -- 14 Vocabulary 14 Democracy -- 13 International economic relations 13 Periodicals 13 Security, International 13 less ...