Foreign relations -- Military policy 23 National security -- 5 Politics and government -- 4 History -- 3 Imperialism 3 Intervention (International Law) 3 more ... World politics -- 3 Biography -- 2 Government policy -- 2 Militarism -- 2 National characteristics, American 2 Philosophy 2 Political aspects 2 Political aspects -- 2 Terrorism -- 2 Arms control 1 Balance of power 1 Cabinet officers -- 1 Capitalism -- 1 Christianity and other religions -- 1 Civil-military relations -- 1 Conservatism -- 1 Corporations, American -- 1 Counterinsurgency -- 1 Defenses 1 Democracy 1 Deterrence (Strategy) 1 Diplomats -- 1 Economic aspects -- 1 less ...