Which river was mistakenly assumed to be a geographical boundary for the Yankton Sioux Tribe during the drafting of the Treaty Traverse des Sioux?
Big Sioux River
Mississippi River
Missouri River
Minnesota River
Answer
The Big Sioux River was mistakenly assumed to be a geographical boundary for the Yankton Sioux Tribe during the drafting of the Treaty Traverse des Sioux. In reality, the Yankton could walk across the river to their quarry at Pipestone.
The Yankton Sioux Tribe: How Much Do You Know About This Resilient Community?