Politics and government -- Foreign relations -- 4 Economic integration 3 European Union 3 Defenses 2 History -- 2 Boundaries 1 more ... Diplomatic history 1 European cooperation 1 Foreign relations 1 German reunification question (1949-1990) 1 Influence 1 Iraq War, 2003 -- 1 Iraq War, 2003- 1 Military policy 1 National security 1 National security -- 1 North Atlantic Treaty Organization 1 Operation Allied Force, 1999 1 Regional planning -- 1 Regionalism -- 1 Relations -- 1 Territory, National -- 1 World War, 1914-1918 -- 1 World politics 1 World politics -- 1 less ...