Assembling Illinois

Currently this essay is under construction.

When completed, it will provide you with details about each of the 13 ratified treaties by which various Native American groups ceded to the United States the land that became Illinois.

Even in its incomplete state, however, you can learn something about these treaties. Click on one of the links below to learn more.

• Treaty #1: The Vincennes Tract, 1803
• Treaty #2: Kaskaskia Treaty,1803
• Treaty #3: Sac and Fox Treaty, 1804
• Treaty #4: Piankashaw Treaty, 1805
• Treaty #5
• Treaty #6
• Treaty #7
• Treaty #8
• Treaty #9
• Treaty #10
• Treaty #11
• Treaty #12
• Treaty #13

You also might want to check out our Treaty Mapping Tool to notice how these treaties overlap and conflict with one another. Why did the United States buy the same land over and over again?

A clue that often (but not always) works: You might want to compare who cedes the land with the maps of who was actually living in that part of the country at the time.