|Definition||:||North Atlantic Treaty Organization|
|Category||:||Associations & Organizations » Governmental Organizations|
What does NATO mean?
The North Atlantic Treaty Organization (NATO), also called the (North) Atlantic Alliance is an intergovernmental military alliance based on the North Atlantic Treaty which was signed on 4 April 1949. The NATO headquarters are in Brussels, Belgium, and the organization constitutes a system of collective defence whereby its member states agree to mutual defense in response to an attack by any external party.