query: When was NATO founded?
passage: NATO
The North Atlantic Treaty Organization (NATO /ˈneɪtoʊ/; French: Organisation du Traité de l'Atlantique Nord; OTAN), also called the North Atlantic Alliance, is an intergovernmental military alliance between 29 North American and European countries. The organization implements the North Atlantic Treaty that was signed on 4 April 1949.[3][4] NATO constitutes a system of collective defence whereby its independent member states agree to mutual defence in response to an attack by any external party. NATO’s Headquarters are located in Haren, Brussels, Belgium, while the headquarters of Allied Command Operations is near Mons, Belgium.
passage: Russia–NATO relations
NATO–Russian relations, relations between the NATO Military Alliance and the Russian Federation were established in 1991 within the framework of the North Atlantic Cooperation Council. In 1994, Russia joined the Partnership for Peace program, and since that time, NATO and Russia have signed several important agreements on cooperation. According to Vladimir Putin, he proposed the idea of Russia joining NATO to President Bill Clinton in 2000 during a visit to Moscow, to which Clinton responded that he "didn't mind".