Region
Europe --
16
Europe
7
Great Britain
5
Great Britain --
5
European Union countries --
3
United States
3
United States --
3
Arab countries --
1
Asia --
1
Asia, Southeastern
1
Asia, Southeastern --
1
Estonia
1
Estonia --
1
Europe, Eastern --
1
European Economic Community countries
1
European Economic Community countries --
1
European Federation
1
European Union Countries --
1
European Union countries
1
German reunification question (1949-)
1
Greece
1
Greece --
1
Norway
1
Norway --
1
Portugal
1
Portugal --
1
Western
1