Answer: The line was chosen by U.S. military planners at the Potsdam Conference (July 1945) near the end of World War II as an army boundary, north of which the U.S.S.R. was to accept the surrender of the Japanese forces in Korea and south of which the Americans were to accept the Japanese surrender.
The line was chosen as an army boundary, north of which the U.S.S.R. was to accept the surrender of the Japanese forces in Korea and south of which the Americans were to accept the Japanese surrender
