Foreign relations Political culture 12 History 11 Politics and government 7 Civilization 6 Cold War 5 Relations 5 National characteristics, American 4 Social aspects 4 Cultural policy 3 Globalization 3 Imperialism 3 National security 3 Popular culture 3 Public opinion 3 Social conditions 3 Territorial expansion 3 Cross-cultural studies 2 Diplomacy 2 Foreign public opinion, American 2 International relations 2 International relations and culture 2 Internationalism 2 Nationalism 2 Negotiation 2 Philosophy 2 Political aspects 2 September 11 Terrorist Attacks, 2001 2 Terrorism 2 American influences 1