This Cuban Missile Crisis of 1962 in 1962 was one among the most critical incidents of the Cold War period, bringing about the international community to the threshold of a nuclear showdown. The event emerged when the U.S. learned that the Soviet Union had deployed nuclear weapons in the Caribbean island of Cuba, just approximately 90 miles from U.S. shores. https://articles.abilogic.com/698679/what-caused-cuban-missile-crisis.html