English language -- 130 Politics and government 89 History -- 76 History 74 Politics and government -- 72 Foreign relations -- 69 Grammar 37 more ... Dictionaries 35 Economic conditions 33 World politics -- 33 Dictionaries -- 32 Economic policy 31 International relations 30 Study and teaching 30 Foreign relations 23 Biography -- 21 Economic conditions -- 21 English 21 Description and travel 19 Textbooks for foreign speakers 19 Listening 17 International law 16 International relations -- 15 Philosophy 15 Islam -- 14 Vocabulary 14 English language 13 International economic relations 13 Periodicals 13 Security, International 13 less ...