By Scott Scheffer
Seventy-three years ago, in April 1948, the people of the Korean island of Jeju rose up. The uprising — one of many that took place in the five years between the end of the Second World War in 1945 and the beginning of the Korean War in 1950 — was to become one of the most important chapters in a pre-war struggle for self-determination by Koreans south of the 38th parallel.