You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the 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)?" whose answer is October 18, 1820.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Treaty of Doak's Stand date
Useful Output:

Doc 1: The Treaty of Doak's Stand was designed to resettle Native Americans and open up land for white settlers.
Doc 2: Thomas Hinds, Jackson bullied and cajoled the Choctaw chiefs into agreeing to the Treaty of Doak's Stand in October 1820 by emphasizing that the
Doc 3: Treaty of Dancing Rabbit Creek. Date: September 27, 1830  Pressed by General Andrew Jackson, in 1820 the tribe agreed to the Treaty of Doak's Stand.
Doc 4: The Treaty of Doak's Stand (7 Stat. 210, also known as Treaty with the Choctaw) was signed on October 18, 1820 (proclaimed on January 8, 1821)
Doc 5: English: Treaty of Doak's Stand, also known as the Treaty with the Choctaw, 1820; Treaty of October 18, 1820; and Cession 122.