List of European Union member states by political system

This is a list of European Union member states, their forms of government and their parliaments. The European Union is a sui generis supranational union of democratic states. At a European Council Summit held in Copenhagen, Denmark, on 21 June and 22 June 1993, the European Union defined the Copenhagen criteria regarding the conditions a candidate country has to fulfill to be considered eligible for accession to the European Union:

List of European Union member states by political system

This is a list of European Union member states, their forms of government and their parliaments. The European Union is a sui generis supranational union of democratic states. At a European Council Summit held in Copenhagen, Denmark, on 21 June and 22 June 1993, the European Union defined the Copenhagen criteria regarding the conditions a candidate country has to fulfill to be considered eligible for accession to the European Union: