The answer is B. Bay Of Pigs Invasion
Before the revolution, Cuban was led by Fulgencio Batista, an Ally of the united states.
But after the Revolution, Batista was overthrown and replaced by Castro, who chose to make an Alliance with the soviet Union.
In 1961, under a Direct Command from Castro, Cuba launch a military invasion to the bay of pigs, ( which Failed because it was undertaken by CIA)
They were called monopolies and trust busters were put into place to close them
The Adams–Onís Treaty of 1819, also known as the Transcontinental Treaty<span>, the Florida Purchase Treaty, or the Florida Treaty, was a treaty between the United States and Spain in 1819 that ceded Florida to the U.S. and defined the boundary between the U.S. and New Spain.
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