History 71 Foreign relations 44 World War, 1939-1945 39 International relations 28 Politics and government 25 Campaigns 16 Diplomatic relations 10 more ... Communism 9 Military campaigns 9 Political aspects 7 World politics 7 Atrocities 6 Cold War 6 Economic aspects 6 World War, 1914-1918 6 Economic conditions 5 Holocaust, Jewish (1939-1945) 5 National socialism 5 Relations 5 Secret service 5 Armed Forces 4 Command of troops 4 Communists 4 Espionage, Soviet 4 Experimental theater 4 Foreign public opinion, German 4 History and criticism 4 Influence 4 National security 4 Russians 4 less ...