History -- Foreign relations -- 8 Politics and government -- 7 Relations -- 7 History 4 Cold War 2 Congresses -- 2 more ... Ethnic relations -- 2 Foreign economic relations -- 2 National security -- 2 Philosophy 2 Social change -- 2 Allied occupation -- 1 Arab-Israeli conflict 1 Archival resources -- 1 Archives -- 1 Civilisation -- 1 Commerce -- 1 Communism -- 1 Congresses 1 Cultural assimilation -- 1 Defenses -- 1 Directories -- 1 Economic conditions 1 Emancipation -- 1 Ethnic relations 1 Ethnicity -- 1 German reunification question (1949-1990) 1 Historical geography 1 Industries -- 1 less ...