NATO Expansion Since 1949 | NATO Member States
At present, NATO Member States comprises 30 countries from the original 12 countries that signed the North Atlantic Treaty on 4 April 1949.
Check the complete NATO countries list below.
The North Atlantic Treaty Organization, NATO also called the North Atlantic Alliance, is an intergovernmental military alliance among 28 European countries and 2 North American countries. Established in the aftermath of World War II, the organization implements the North Atlantic Treaty, signed 4 April 1949.
NATO Member States

The member states of NATO are:
Albania, Belgium, Bulgaria, Canada, Croatia, Czech Republic, Denmark, Estonia, France, Germany, Greece, Hungary, Iceland, Italy, Latvia, Lithuania, Luxembourg, Montenegro, Netherlands, North Macedonia, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Turkey, United Kingdom, United States.
In the order of joining NATO:
1949 – Belgium, Canada, Denmark, France, Iceland, Italy, Luxembourg, Netherlands, Norway, Portugal, United Kingdom, United States.
1952 – Greece, Turkey
1955 – Germany
1982 – Spain
1999 – Czech Republic, Hungary, Poland
2004 – Bulgaria, Estonia, Latvia, Lithuania, Romania, Slovakia, Slovenia
2009 – Albania, Croatia
2017 – Montenegro
2020 – North Macedonia
NATO partner countries are:
Armenia, Austria, Azerbaijan, Belarus, Bosnia and Herzegovina, Finland, Georgia, Ireland, Kazakhstan, Kyrghyz Republic, Malta, The Republic of Moldova, Russia, Serbia, Sweden, Switzerland, Tajikistan, Turkmenistan, Ukraine, Uzbekistan.
