In 1949 the united states, canada, iceland, and nine western nations formed the. a. warsaw pact. b. north atlantic treaty organization. c. marshall plan. d. united nations.

Option B i.e North Atlantic Treaty Organization (NATO) is the correct answer.

In 1949, the United States, Canada, Iceland and other nine western nations (Belgium, Denmark, France, Italy, Luxembourg, the Netherlands, Norway, Portugal, the United Kingdom ) founded NATO. It is a military alliance which was established to provide collective security against the Soviet Union.

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yes

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why