Buddy Squadron is a traditional joint training event of U.S. and South Korean air forces, which dates back to the 1990s. The 25-4 iteration of the exercise is the last for the A-10C based at Osan ...

A U.S. Air Force crew chief guides an A-10 Thunderbolt II pilot assigned to the 25th Fighter Squadron away from a hangar, at Osan Air Base, Republic of Korea, Jan. 21, 2025.

Thus beginning in January, the 25th Fighter Squadron’s two dozen A-10s at Osan Air Base will begin a phased withdrawal, which is set to be completed by the end of FY25 (September 30, 2025).

A Republic of Korea air force KA-1 Woongbi flies alongside two 25th Fighter Squadron A-10 Thunderbolt IIs during Buddy Squadron 22-5 at Wonju Air Base, South Korea, July 12, 2022. The exercise was the ...