그해 여름 북한의 목함지뢰 도발로 남북관계가 경색되면서 일선 부대에서는 언제든 전쟁을 할 수 있도록 경계가 강화됐다.
As inter-Korean relations were strained by the North's provocation of wooden-box landmines that summer, the border was tightened so that frontline units could wage war at any time.