Albania, Canada, Iceland, Norway, Turkey AND United States are all in NATO, but not in the EU.
Six EU member states, all who have declared their non-alignment with military alliances, are not NATO members: Austria, Cyprus, Finland, Ireland, Malta, and Sweden. Additionally, Switzerland, which is surrounded by the EU, has also maintained their neutrality by remaining a non-EU-member.
EU Countries List
Following is the complete list of EU countries and their accession date into the block:
| Austria | January 1, 1995 |
| Belgium | March 25, 1957 |
| Bulgaria | January 1, 2007 |
| Croatia | July 1, 2013 |
| Cyprus | May 1, 2004 |
| Czech Republic | May 1, 2004 |
| Denmark | January 1, 1973 |
| Estonia | May 1, 2004 |
| Finland | January 1, 1995 |
| France | March 25, 1957 |
| Germany | March 25, 1957 |
| Greece | January 1, 1981 |
| Hungary | May 1, 2004 |
| Ireland | January 1, 1973 |
| Italy | March 25, 1957 |
| Latvia | May 1, 2004 |
| Lithuania | May 1, 2004 |
| Luxembourg | March 25, 1957 |
| Malta | May 1, 2004 |
| Netherlands | March 25, 1957 |
| Poland | May 1, 2004 |
| Portugal | January 1, 1986 |
| Romania | January 1, 2007 |
| Slovakia | May 1, 2004 |
| Slovenia | May 1, 2004 |
| Spain | January 1, 1986 |
| Sweden | January 1, 1995 |
Countries In the Process of Joining the EU
The following countries are still under negotiations to join the EU in the future:
- Albania
- North Macedonia
- Montenegro
- Serbia
- Turkey
NATO members:
| Country | Joined | Country | Joined | |
|---|---|---|---|---|
| Albania | 2009 | Lithuania | 2004 | |
| Belgium | 1949* | Luxembourg | 1949* | |
| Bulgaria | 2004 | Montenegro | 2017 | |
| Canada | 1949* | Netherlands | 1949* | |
| Croatia | 2009 | North Macedonia | 2020 | |
| Czech Republic | 1999 | Norway | 1949* | |
| Denmark | 1949* | Poland | 1999 | |
| Estonia | 2004 | Portugal | 1949* | |
| France | 1949* | Romania | 2004 | |
| Germany | 1955 | Slovakia | 2004 | |
| Greece | 1952 | Slovenia | 2004 | |
| Hungary | 1999 | Spain | 1982 | |
| Iceland | 1949* | Turkey | 1952 | |
| Italy | 1949* | United Kingdom | 1949* | |
| Latvia | 2004 | United States | 1949* |