An American U-2 spy plane is shot down while conducting espionage over the Soviet Union. The incident derailed an important summit meeting between President Dwight D. Eisenhower and Soviet leader Nikita Khrushchev that was scheduled for later that month.

The U-2 spy plane was the brainchild of the Central Intelligence Agency, and it was a sophisticated technological marvel. Traveling at altitudes of up to 70,000 feet, the aircraft was equipped with state-of-the-art photography equipment that could, the CIA boasted, take high-resolution pictures of headlines in Russian newspapers as it flew overhead. Flights over the Soviet Union began in mid-1956. The CIA assured President Eisenhower that the Soviets did not possess anti-aircraft weapons…