Negotiations between the central government and Sulawesi military leaders prevented violence in South Sulawesi, but Minahasan leaders were not satisfied with the outcome of the agreement and the movement broke out. Fearful of southern dominance, Minahasan leaders declared their own North Sulawesi autonomous state in June 1957. At that time the central government had controlled South Sulawesi, but in the North there were no strong figures of the central government and there were rumors that the United States was armed with rebellion in Sumatra North, also has links with Minahasan leaders.