Answer:
Turkey has allowed the U.S. to use Turkey as a base for operations.
Step-by-step explanation:
Turkey shares a border with western part of Syria Between 1951 - 1955, Turkey agreed to allow United States and the Allies stationed their military in two cities : Inclirik and Izmir.
This provide United States with the power to mobilize their military throughout the middle east region in a much faster time and a significantly lower cost.