Estonia.

Otterburn Training Camp.

Kingdom of the Netherlands.

653 squadron aac are getting a taste for the wooded landscape of Northumberland.

Vliegbasis Gilze-Rijen.

A man jumps with a portable nuclear bomb (SADM), 1960s.

А какой у вас боевой оскал?

Mortar Crews take a quick break with actual porn.

Portuguese Marines SOF (DAE) during live-fire training, 2017.

4th Brigade Combat Team (Airborne), 25th Infantry Division and 3rd Infantry Division Soldiers of Train Advise Assist Command East hold a base defense drill at TB Gamberi as a Blackhawk flies overhead. 2017.

Australian Special Operations Task Group soldiers and their partners from the provincial response company. Tarin Kot. 2013.

U.S. Navy seaman fires twin machine guns of a PBR (Patrol Boat River) into the free-fire zone on the shoreline along the Mekong Delta southwest of Saigon, February 1969.

Troops relax around a US Army M42 Duster self-propelled anti-aircraft gun flying the Confederate flag, Quang Tri, South Vietnam, April 1967.

East-Coast based NSW Team climbs a caving ladder during VBSS training on Joint Expeditionary Base Little Creek-Fort Story.

Green berets assigned to the 1st Battalion, 10th Special Forces Group breach and enter a building, as part of CQB training.