Answer:
Military bases used during the Cold War, including Myrtle Beach Air Force Base, were closed.
Explanation:
Originally, there are four nuclear power or weapons site in South Carolina, however, after the end of Cold war many of the military bases in South Carolina were closed, Military bases used during the Cold War, such as Myrtle Beach Air Force Base, were closed, also the Naval Base at Charleston was later closed following the collapse of the Soviet Union and the end of the Cold War.