in 1800, the indiana territory had been created out of the old northwest territory, and william henry harrisone been appointed governor. in 1809, the year after the founding of profits town, harrison on behalf of the government negotiated a treaty with tribes in this area, which turned over about 3 million acres of southern indiana to the u.s. government. this is the event that really set the two sides on a collision course. the doctrine at prophetstown was all native peoples are one people, and no land can be sold or turned over without unanimous consent. the 1809 treaty was negotiated with people who had long-standing claims to residents in this area. prophetstown was a direct challenge to the united states. the 1809 treaty was a direct challenge to the influence of the alliance at prophetstown, which by this time was increasingly coming under the influence of the profits brother whose name was tecumseh. in 1810, tecumseh and 300-400 warriors made a trip to the territorial capital to demand that the 1809 treaty be rescinded. this meeting became extremely acrimonious, almost devolved into arm