The end of the 80s and early 90s saw the defeat of USSR in Afghanistan and eventual collapse of the Soviet Union.
This eventually lead a widespread change in Central America.
Earlier, the United States sought to control Central America and even supported dictators and regime changes to counter local communist parties.
In Europe, they similarly supported Eastern European Pro-Western parties.
However, by the end of 1992, the United States had abandoned as they did not see the USSR as a threat anymore.