Dakota Territory Frontier Forts Prior to 1902

Hale, Fort, Dakota – On Missouri River, at the Lower Brule Agency.

Lower Brule Agency, Fort at Dakota – Fort Hale.

Powder River Fort on Dakota – Fort Phil Kearny.

Sully Fort, Dakota – On Missouri River, 5 miles above mouth of Cheyenne R and the new Fort Sully, 20 miles below mouth of Cheyenne River.