Treaty was signed in Washington on 4 April 1949, creating an alliance of independent nations committed to each other's defence. Currently NATO consists of 26 member countries.
# joined in 1999
* joined in 2004
| NATO Member Nation |
|---|
| Belgium |
| Bulgaria * |
| Canada |
| Czech Republic # |
| Denmark |
| Estonia * |
| France |
| Germany |
| Greece |
| Hungary # |
| Iceland |
| Italy |
| Latvia * |
| Lithuania * |
| Luxembourg |
| Netherlands |
| Norway |
| Poland # |
| Portugal |
| Romania * |
| Slovakia * |
| Slovenia * |
| Spain |
| Turkey |
| United Kingdom |
| United States |