| Year | Treaty |
|---|---|
| 1808 | Treaty with the Osage, 1808 |
| 1815 | Treaty with the Osage, 1815 |
| 1818 | Treaty with the Osage, 1818 |
| 1822 | Treaty with the Osage, 1822 |
| 1825 | Treaty with the Osage, 1825 |
| 1825 | Treaty with the Great and Little Osage, 1825 |
| 1839 | Treaty with the Osage, 1839 |
| 1865 | Treaty with the Osage, 1865 |