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
Indos in colonial history continued resulting in various political organisations such as Dekker‘s ‘Indische Party’ and Zaalberg’s 'Indo European Alliance', but was cut short by WWII and never established a structural connection to the Indonesian independence movement. When World War II broke out the Netherlands was occupied by Nazi Germany in 1940, while the Dutch East Indies was occupied by Imperial Japan in 1942. All non Axis Europeans, including most Indo-European males, were interned in Japanese prisoner camps until 1945. During this period close to 25% of the POW’s did not survive their imprisonment. The end of WWII heralded the end of colonialism worldwide.