How does a country become a member of NATO?

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Images

World map highlighting NATO member countries in dark blue, Euro-Atlantic Partnership Council countries in light blue, NATO's Mediterranean Dialogue partners in purple, Istanbul Cooperation Initiative partners in pink, and global partners in teal. Brussels, Belgium, is marked as NATO headquarters. A timeline below the map shows the years each member joined NATO from 1949 to 2024.

Members of NATO

How does a country become a member of NATO?: Media

Images

World map highlighting NATO member countries in dark blue, Euro-Atlantic Partnership Council countries in light blue, NATO's Mediterranean Dialogue partners in purple, Istanbul Cooperation Initiative partners in pink, and global partners in teal. Brussels, Belgium, is marked as NATO headquarters. A timeline below the map shows the years each member joined NATO from 1949 to 2024.

North Atlantic Treaty Organization: members and partners

Map and timeline of the member countries and partner countries of the North Atlantic...

Encyclopædia Britannica, Inc./Kenny Chmielewski

Interactives

Members of NATO

Members of NATO

A look at the 32 countries that are part of the North Atlantic Treaty Organization.

Encyclopædia Britannica, Inc.