Which event or circumstance prompted u. s intervention in latin america during the cold war era?

Sandinista control of Nicaragua

Explanation:

The Sandinista Revolution is called a popular revolution that was led by the Sandinista National Liberation Front against the dictatorship of the Somozas in Nicaragua, which ended in 1979. The Sandinistas ruled the country until 1990, when they were defeated in the presidential election held in country, with influence of the United States.

Nicaragua was an independent nation since 1821, when it gained its independence from the Spanish settlers. The history of Nicaragua throughout the nineteenth century was marked by the fragility of the country's political institutions and the direct interference of the United States in Nicaraguan affairs.

i know number 8 is something about only using 3/5 of the slave votes.