query: Where are NATO's headquarters?
passage: NATO headquarters
The North Atlantic Treaty Organization is headquartered in a complex in Haren, part of the City of Brussels municipality of Belgium.[1] The staff at the Headquarters is composed of national delegations of member countries and includes civilian and military liaison offices and officers or diplomatic missions and diplomats of partner countries, as well as the International Staff and International Military Staff (IMS) filled from serving members of the armed forces of member states.[2] Non-governmental citizens' groups have also grown up in support of NATO, broadly under the banner of the Atlantic Council/Atlantic Treaty Association movement.
passage: NATO Association of Canada
NAOC is a member of the Atlantic Treaty Association (ATA) headquartered in Brussels, Belgium, which coordinates some forty similar organizations in other NATO member and Partners for Peace (PfP) nations. The vision of the NAOC is to promote the critical importance in cultural, security and economic terms of the transatlantic relationship among Canada, the United States and the nations of Europe and be the premier sponsor and supporter of NATO in Canada.