In the mid-1980s, the united states was involved in an illegal shipment of arms, illegal funding of central american anti-revolutionaries, and illegal negotiations with hostage-takers. this is generally referred to as the

The correct answer is the Iran Contra Scandal.

This took place under President Ronald Reagan during the 1980's. Due to his anti-communist policies, Reagan wanted to overthrow communist governments wherever possible. This is why Reagan ends up supporting the Contras, as they were trying to overthrow a communist government in Nicaragua. All of the aforementioned actions were driven by Reagan's determination to get rid of communism.

"act of congress" : ) hope this