Note: There are multiple treaties referred to as Treaty with the Potawatomi. See Treaty with the Potawatomi for others. The Treaty of St. Joseph (formally titled A treaty between the United States and the Potawatamie Tribe of Indians) was a treaty established between the United States of America and the Potawatomi tribe on September 19, 1827 in St. Joseph, Michigan. The document, and many others like it, was created in service of the United States government's policy of Indian removal.