Foreign relations Politics and government 87 History 55 Diplomatic relations 33 Relations extérieures 31 World War, 1914-1918 29 World War, 1939-1945 28 more ... Diplomatic history 22 Causes 18 World politics 18 Catholic Church 9 Politique et gouvernement 8 Boundaries 6 International relations 6 Economic policy 5 Diplomats 4 Foreign public opinion 4 Franco-Prussian War, 1870-1871 4 German reunification question (1949-1990) 4 Guerre mondiale, 1939-1945 4 National socialism 4 Public opinion 4 Relations 4 Defenses 3 Foreign economic relations 3 Germans 3 Heads of state 3 Histoire 3 Histoire diplomatique 3 Holocaust, Jewish (1939-1945) 3 less ...