Which from the following countries is not a member of European Union

Which from the following countries is not a member of European Union

مندرجہ ذیل ممالک میں سے یورپی یونین کا رکن کون نہیں ہے۔
Explanation

The European Union is a political and economic union of 27 member states that are located primarily in Europe. Area: 4.476 million km²

Headquarters location: Brussels, Belgium

Founded: November 1, 1993, Maastricht, Netherlands