True.
The end of the cold war was brought about by the signing of treaties between USA and the Soviet Union; the United States then became the only superpower in the world. Thus, when trouble brewed in the Middle East and Central America, USA took the lead in combating these aggressions. In this way, USA can ensure that the products imported from these countries will always be accessible to them.
For example, USA fought against Iraq's invasion to Kuwait. For the reason of assuring the continuous flow of oil to the West.