National security -- Foreign relations -- 5 Military policy 2 Military relations -- 2 North Atlantic Treaty Organization 2 Air defenses -- 1 Anti-tactical ballistic missiles -- 1 more ... Armed Forces -- 1 Arms race -- 1 Case studies 1 Congresses 1 Congresses -- 1 Defenses 1 German reunification question (1949-1990) 1 History 1 History -- 1 History, Military 1 History. -- 1 International cooperation -- 1 Operation Allied Force, 1999 1 Politics and government -- 1 Security, International 1 Strategy -- 1 Weapons of destruction -- 1 Weapons of mass destruction -- 1 World politics -- 1 less ...