Question: The Treaty of Doak's Stand, was signed on which date, between the United States and the Choctaw tribe, a Native American people originally occupying what is now the Southeastern United States (modern-day Alabama, Florida, Mississippi, and Louisiana)?
{'answer': 'October 18, 1820', 'supporting_facts': [["Treaty of Doak's Stand", 1], ['Choctaw', 0]]}