 However, the "Encyclopedia of Oklahoma History and Culture", states that it was created from the Tahlequah District of the Cherokee Nation in 1906.The Cherokee moved to this area as a result of the forced relocation brought about by the Indian Removal Act of 1830, also known as Trail Of Tears.The first significant settlements were at the site of Park Hill, where there was already a mission community, and Tahlequah, which became the seat of Cherokee government.