A Note From Cottonwood Corners
News Staff
Wednesday, February 25, 2026
The first fort established at Ya n k t o n was built in 1862. It was constructed to protect settlers from maraud ing hostile Sioux Indian raiders during the Civil War. The fort was a stockade that included a quarter of each block on Broadway between Third and Fourth streets. This was the first organized army for the Territory of Dakota and also its first and only fort at that time.