How did treaties affect Native American Tribes, both those who signed onto them and those who opposed them?

Explanation:

Treaty With the Delawares/Treaty of Fort Pitt - 1778  

In September 1778, representatives of the newly formed Continental Congress signed a treaty with the Lenape (Delaware) at Fort Pitt, Pennsylvania. In the first official peace treaty between the new United States and a Native American nation, both sides agreed to maintain friendship and support each other against the British.  

Treaty of Greeneville - 1795  

Treaty of Fort Wayne - 1809  

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Andrew Jackson & Indian Removal Act - 1830  

Treaty of New Echota - 1835  

the answer is b. hope this !