<Tr> <Th> Revised Romanization </Th> <Td> Gunsabungyeseon / Hyujeonseon </Td> </Tr> <Tr> <Th> McCune--Reischauer </Th> <Td> Kunsabungyesŏn / Hyujŏnsŏn </Td> </Tr> <P> The Military Demarcation Line (MDL), sometimes referred to as the Armistice Line, is the 154 mile - long land border or demarcation line between North Korea and South Korea . On either side of the line is the Korean Demilitarized Zone (DMZ). The MDL and DMZ were established by the Armistice at the end of the Korean War in 1953 . </P> <P> In the Yellow Sea, the two Koreas are divided by a de facto maritime "military demarcation line" and maritime boundary called the Northern Limit Line (NLL) drawn by the United Nations Command in 1953 . The NLL is not described by the Korean Armistice Agreement . </P>

Line demarcation the boundary between north korea and south korea