By signing the Treaty of New York in 1790, Alexander McGillivray tried to

McGillivray signed the Treaty of New York to secure U.S. recognition of Creek territory and a boundary intended to limit further settler encroachment. The agreement required the Creeks to give up some claims, but McGillivray’s goal was to protect the territory they still held. Thus, the best answer is “protect the Creeks’ remaining territory.”

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