Historiography Imperialism History 46 Colonies 32 Foreign relations 15 History and criticism 11 Colonization 10 more ... International relations 8 Diplomatic relations 7 Political aspects 7 Postcolonialism 7 Relations 7 Civilization 6 Imperialism in literature 6 Nationalism 6 Race relations 6 Territorial expansion 6 Discovery and exploration 5 History, Ancient 5 Intellectual life 5 Politics and government 5 Philosophy 4 Public opinion 4 Annexation to the United States 3 Books 3 British colonies 3 Decolonization 3 Foreign public opinion 3 Government relations 3 Hawaiians 3 less ...