Foreign relations -- Security, International Nuclear nonproliferation 3 National security -- 2 Terrorism 2 War on terrorism, 2001- 2 Armed forces -- 1 more ... Balance of power 1 Cold War 1 Conflict management 1 Developing countries 1 Economic aspects -- 1 Economic assistance, Canada -- 1 Economic assistance, Canadian -- 1 European cooperation 1 History 1 International cooperation 1 Intervention (International Law) 1 Iraq War, 2003- 1 Military policy 1 Nuclear weapons -- 1 Peace 1 Political aspects -- 1 Politics and government -- 1 Preemptive attack (Military science) 1 Regime change 1 Unilateral acts (International law) 1 World politics -- 1 less ...