<Li> Cherokee Nation v. Georgia (1831), holding the Cherokee nation dependent, with a relationship to the United States like that of a "ward to its guardian". </Li> <Li> Worcester v. Georgia (1832), which laid out the relationship between tribes and the state and federal governments, stating that the federal government was the sole authority to deal with Indian nations . </Li> <P> The Indian Appropriations Act of 1871 had two significant sections . First, the Act ended United States recognition of additional Native American tribes or independent nations, and prohibited additional treaties . Thus it required the federal government no longer interact with the various tribes through treaties, but rather through statutes: </P> <P> That hereafter no Indian nation or tribe within the territory of the United States shall be acknowledged or recognized as an independent nation, tribe, or power with whom the United States may contract by treaty: Provided, further, that nothing herein contained shall be construed to invalidate or impair the obligation of any treaty heretofore lawfully made and ratified with any such Indian nation or tribe . </P>

Congress has passed laws to regulate all of the following on native american lands except