Khrushchev wants to locate missiles in Cuba as a deterrent to a USAinvasion & justifies the move in response to USAmissile deployment in Turkey
The USAgovernment views the installation of SovietNuclear weapons 90 miles south of Key West as an aggressive act & a threat to USAsecurity
Oct Khrushchev agrees to remove the missiles in exchange for a USAcommitment not to invadeCuba & that the USAwill remove American MRBMs targeting Russia from Turkey & Italy
Oct Soviet field commanders in Cuba are authorized to use tacticalNuclear weapons if attacked by the United States
22nd Oct The USAannounce its discovery of missile sites, & implements a quarantine around Cuba that woul intercept & search vessels heading for Cuba
27th Oct Castro urges Khrushchev to launch aNuclear first strike against the United States if Cuba is invaded, but Khrushchev rejected any first strike response