Whаt wаs it cаlled when оn Octоber 14, U.S. spy planes tоok aerial photographs of long-range ballistic missile sites in Cuba, causing Kennedy to demand that Soviet premier Nikita Khrushchev remove the missiles? Kennedy ordered a naval quarantine placed around Cuba to prevent Soviet ships from approaching. Eventually, the Soviets removed their missiles from Cuba, and the US removed its missiles from Turkey, alleviating the fear of WWIII.