In October 1962, an American U-2 spy plane secretly photographed nuclear missile<span>sites being built by the </span>Soviet<span> Union on the island of </span>Cuba<span>. </span>President Kennedy did<span>not want the </span>Soviet<span> Union and </span>Cuba<span> to know that he had discovered the </span>missiles<span>. He met in secret with his advisors for several days to discuss the problem.</span>
I assume by "feds" you mean the federal government. They enforce national laws. While the states can make their own laws they must do so by abiding by federal law. For example, a state cannot make murder legal.
