Foreign relations Diplomatic relations 39 History 16 Politics and government 12 International relations 5 Diplomatic history 4 World War, 1939-1945 4 more ... Foreign economic relations 3 Imperialism 3 International economic relations 3 Relations 3 War 3 World politics 3 Causes 2 Colonies 2 Colonization 2 Espionage, American 2 Ethnic relations 2 Geopolitics 2 International law 2 Internationalism 2 Military relations 2 Security, International 2 international relations 2 Alliances 1 Annexation to the United States 1 Anti-Americanism 1 Armies 1 British 1 British colonies 1 less ...