Foreign relations -- 13 History -- 11 Politics and government -- 11 Unification, 1990 7 Politics and government 4 World politics -- 3 Biography -- 2 more ... Economic conditions -- 2 Foreign relations 2 Heads of state -- 2 History 2 National socialism -- 2 Relations -- 2 American -- 1 Attitudes -- 1 Chronology -- 1 Cold War 1 Communism -- 1 Congresses -- 1 Constitutional 1 Cookery- -- 1 Description and travel 1 Economic integration 1 Economic policy 1 Economic policy -- 1 European economic community 1 Federal government -- 1 Foreign economic relations 1 Foreign public opinion -- 1 German reunification question (1949-1990) 1 less ...