Foreign relations -- Security, International Nuclear nonproliferation 2 Armed forces -- 1 Balance of power 1 Developing countries 1 Economic aspects -- 1 more ... Economic assistance, Canada -- 1 Economic assistance, Canadian -- 1 History 1 International cooperation 1 Intervention (International Law) 1 Military policy 1 National security -- 1 Nuclear weapons -- 1 Peace 1 Political aspects -- 1 Preemptive attack (Military science) 1 Regime change 1 less ...