CIA activities in Indonesia the British Southeast Asia Command (SEAC) had already given the go ahead for the U.S.'s participation in Batavia, so the Dutch were forced to allow the ICEBERG mission. Vice Adm. Lord Louis Mountbatten was the supreme allied commander of SEAC and created a committee called "P" Division. The sole purpose of this division was to keep a watch on what the U.S. was doing. ICEBERG was commanded by OSS Major Frederick E. Crockett who arrived to Batavia on September 15, 1945, only one month after Japan surrendered, ending WWII. Crockett then traveled to Java aboard the HMS "Cumberland" to head
Japanese Surrendered Personnel Japanese Surrendered Personnel Japanese Surrendered Personnel (JSP) is a designation for captive Japanese soldiers (similar to Disarmed Enemy Forces and Surrendered Enemy Personnel). It was used in particular by British Forces referring to Japanese forces in Asia after the end of World War II. The concept of "Japanese Surrendered Personnel" was developed by the Japanese Government, and proposed to the Allies at the conclusion of World War II. The Japanese suggested this concept as the military's field service code and strong social norms prohibited military personnel, including senior officers, from being taken prisoner. The Allies accepted this proposal, as it