three year armed conflict
Both nations are still considered to be at war with each other despite a in 1953 after a 
 starting in 1950. Since then, the border between the two nations, called a demilitarized zone, has been heavily fortified with thousands of troops on both sides. These troops, stationed at various points, stand ready to go into battle at any time. No peace treaty was ever signed between the two nations.
North Korea cancels all military, political agreements with South Korea