Official websites use .gov
Secure .gov websites use HTTPS
NATO is a transatlantic alliance of 30 like-minded North American and European countries securing peace since 1949. The alliance promotes democratic values and diplomacy and enables members to consult and cooperate on defense and security-related issues, build trust and, in the long run, prevent conflict.
Support to European Partners, Allies
The Department of Defense provides the military forces needed to deter war and ensure our nation's security.