Oloan Hutapea
Oloan Hutapea, also known as B. O. Hutapea (born 1920s?, died in Blitar area in 1968), was a high-ranking member of the Indonesian Communist Party and one of its major theoreticians during the height of its power, and was leader of a clandestine wing of the party in 1967-8 during the Transition to the New Order. Biography Early life His full name was Bismarck Oloan Hutapea, which he shortened to B.O. Hutapea as his pen name later in life. Little has been published about his early life aside from the fact that he had been a cadet in the Dutch Navy at Surabaya. T.B. Simatupang, chief of staff of the Indonesian Armed Forces from 1950 to 1953, knew Hutapea while studying in Batavia during 1937-40 and again later during the Japanese occupation. He was also from a Batak background, and noted in his memoir that most Bataks in Batavia knew each other at that time. Among his friends in the Batak youth in Batavia, Simatupang listed Hutapea, as well as Josef Simanjutak, another future communist party propagandist, and Lintong Mulia Sitorus, future Indonesian Socialist Party secretary general. During the Japanese occupation of the Dutch East Indies, Simatupang rented a house