The 2nd Battalion (Mechanized) of the 17th Infantry Regiment, which was part of the 7th Infantry Division, stationed at Camp Kaiser in Korea, near the village of Unchon-Ni; essentially, a unit of the US Army during the Korean War based at a specific camp close to the DMZ. DMZ Proximity: Camp Kaiser was situated near the Korean Demilitarized Zone, meaning this battalion would have been on frontline duty - the northern most US Camp at that time in Korea.