Natuna, Riau Islands, Nov. 1 -- Raden Sadjad Air Force Base in Natuna, Riau Islands, has conducted a defense exercise to strengthen personnel readiness against potential threats to the military installation in Indonesia's border region.

Base commander Air Commodore Onesmus Gede Rai Aryadi said the two-day exercise was held on Tuesday (October 27) and Thursday (October 29) at the base.

The exercise, part of the base's operations program, began with classroom instruction on Tuesday and continued with field drills on Thursday.

"Training covered map reading, land navigation, terrain assessment, squad patrols, reconnaissance, base security, ambush and interdiction tactics, marksmanship with standard-issue weapons, and water-crossing techniq...