関連ワード:
how many countries does the european union have how many members does the european union have how many countries within the european union have tfr above 2.1 how many employees does the european union have how many member states does the european union have how many individual members does the european union have how many nuclear weapons does the european union have how many member nations does the european union have how many official languages does the european union have how many members does the european parliament have
