Pekanbaru, Riau, Sept. 8 -- Three F-15 fighter jets from the United States Air Force (USAF) have arrived at Roesmin Nurjadin Air Base in Pekanbaru, Riau Province, to take part in joint military exercises with the Indonesian Air Force (TNI AU).

The training, called Exercise Cope West 2025 , is part of an annual program designed to enhance the combat skills of both countries' air forces and strengthen their military partnership.

"This is a regular yearly exercise that has been going on for a long time between the Indonesian Air Force and the US Air Force," Air Base Commander Abdul Haris said on Monday.

The US pilots were welcomed on Sunday with a traditional ceremony. Haris presented them with a tanjak , a traditional Malay headpiece, as...