1. When was NATO founded?
(a) 1945
(b) 1949
(c) 1952
(d) 1955
2. What is the primary purpose of NATO?
(a) Economic cooperation
(b) Environmental protection
(c) Collective defense
(d) Humanitarian aid
3. Where is the headquarters of NATO located?
(a) Paris, France
(b) London, United Kingdom
(c) Brussels, Belgium
(d) Washington D.C., United States













