Canada in the Cold War in power believed that as long as the US president retained absolute control of the nuclear weapons, Canadian forces could be ordered to undertake nuclear missions for the US without Canadian consent. During the Cuban Missile Crisis, Canada was expected to fall in line with American foreign policy, in that Canada's military forces were expected to go on immediate war alert status. Diefenbaker however, refused to do so emphasizing the need for United Nations intervention. It would only be after a tense phone call between President John F. Kennedy and Diefenbaker that Canada's armed forces would begin preparations for "immediate
Cuban Missile Crisis the island occurred. In early 1992, it was confirmed that Soviet forces in Cuba had, when the crisis broke, already received tactical nuclear warheads for their artillery rockets and Il-28 bombers. Castro stated that he would have recommended their use if the US invaded despite Cuba being destroyed. Arguably, the most dangerous moment in the crisis was not recognized until the Cuban Missile Crisis Havana conference, in October 2002. Attended by many of the veterans of the crisis, they all learned that on October 27, 1962, had tracked and dropped signaling depth charges (the size of hand grenades) on ,