Maneuver at the time led the Budi Utomo which proposed the establishment of a people's militia in every region in Indonesia (awareness of having an army of people) answered the Netherlands with compensation form People's Council and dr .
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On August 9, 1945 he brought Bung Karno and Bung Hatta to Saigon and Da Lat to find the leader of the Japanese army to East Asia linked to the bombings Hiroshima and Nagasaki which causes Japan plans to surrender unconditionally to the Allied , which would create a power vacuum in Indonesia .