History -- 11 Politics and government -- 10 Foreign relations -- 4 Pictorial works 4 Description and travel 3 Unification, 1990 3 Biography -- 2 more ... World War, 1914-1918 -- 2 World war, 1939-1945 -- 2 20th century -- 1 American -- 1 Anti-Nazi movement 1 Anti-Nazi movement -- 1 Biography 1 Bureaucracy -- 1 Chronology -- 1 Church and state -- 1 Communism -- 1 Economic conditions -- 1 Foreign public opinion -- 1 Foreign relations 1 Heads of state -- 1 Historical geography 1 Historical geography -- 1 History 1 Influence 1 Intellectual life -- 1 Juvenile literature 1 Juvenile literature -- 1 Military intelligence -- 1 less ...