History -- World politics -- 9 Politics and government -- 6 History 4 Military history, Modern -- 4 Sources 4 Arms race -- 3 more ... Democracy -- 3 Economic history -- 3 Foreign relations 3 Politics and government 3 Armed Forces -- 2 Authoritarianism -- 2 Civil-military relations -- 2 Communism -- 2 Congresses -- 2 Defense industries -- 2 Foreign relations -- 2 Insurgency -- 2 International relations 2 Labor policy -- 2 Nonalignment -- 2 Political activity -- 2 Political parties -- 2 Terrorism -- 2 20th century. -- 1 21st century. -- 1 Aircraft industry -- 1 Arms control 1 Arms control -- 1 less ...