↑ Hassig, Ralph; Oh, Kongdan (2015). The Hidden People of North Korea: Everyday Life in the Hermit Kingdom . Lanham, Maryland: Rowman & Littlefield. tr. 126. ISBN1442237198. The second major stress on soldiers is their highly restricted social life. During their initial ten years of service they are not permitted to marry, which means that they are supposed to postpone sexual activity until their late twenties.
