Conscription in South Korea
Conscription in South Korea has existed since 1957 and requires male citizens between the ages of 18 and 28 to perform in the army compulsory military service. Women are not required to perform military service, but may voluntarily enlist.
Republic of Korea Army
The ROK Army was formerly organized into 3 armies: the First Army (FROKA), Third Army (TROKA) and Second Operational Command. Each with its own headquarters, corps, and divisions. The Third Army was responsible for the defense of the capital as well as the western section of the DMZ. The First Army was responsible for the defense of the eastern section of the DMZ whereas the 2nd OC formed the rearguard.