Example image of eyePlorer eyePlorer map for 'Superpower': Great power Influence International relations Power in international relations Sovereign state Hegemony Naval Postgraduate School British Empire Soviet Union United States Cold War Commonwealth of Nations World War II European Union India People's Republic of China Potential superpowers Russia Polarity in international relations Achaemenid Empire Ancient Egypt Ancient Greece Dutch Republic France Mongol Empire Ottoman Empire Portuguese Empire Roman Empire Spanish Empire List of largest empires Nicholas J. Spykman William Thornton Rickert Fox Joseph Nye Soft power Convertibility Foreign policy Reserve currency Suez Crisis Asia Europe Containment Greece United Nations Communism Free market Liberal democracy NATO Warsaw Pact Proxy war Hyperpower