Northern Limit Line mainland portion reverted to North Korean control, while the islands remained a part of South Korea despite their close proximity. The line extends into the sea from the Military Demarcation Line (MDL), and consists of straight line segments between 12 approximate channel midpoints, extended in an arc to prevent egress between both sides. On its western end the line extends out along the 38th parallel to the median line between Korea and China. The 1953 Armistice Agreement, which was signed by both North Korea and the United Nations Command (UNC), ended the Korean War and specified that the five islands
Canada in the Korean War coastal defence fire was inaccurate, and the ships doubled back and silenced the guns. Another bombardment at Inchon two days later was also successful, without damage. The only Canadian naval casualties of the Korean War occurred on 2 October 1952 during an inshore patrol by on the east coast, inflicted by a coastal defence battery: 3 sailors died and 10 were wounded. Canadian ships destroyed 8 of the 28 trains destroyed by United Nations forces, and alone hit 3 trains. The first dispatch was: , and , which were followed by , "Iroquois", , and "Crusader". 3621 Canadian sailors participated.