Answer: DAKOTAS

AnswerCrossword Clue
DAKOTASTwo states, former territory (with "the").
DAKOTASSimultaneous statehood achievers, with "the"
DAKOTASLouisiana Purchase part, with the
DAKOTASStates north of Nebraska
DAKOTASDodge trucks
DAKOTASDrift Prairie sharers
DAKOTASSioux
DAKOTASSioux.
DAKOTASSioux Indians.
DAKOTASIndians.
DAKOTASWhere Pierre and Bismarck are.
DAKOTASTwo cold states
DAKOTASSome of Sitting Bull's men.
DAKOTASStates north of Nebraska, with "the"
DAKOTASTwo states, with "the"
DAKOTASMidwest region
DAKOTASSitting Bull and others
DAKOTAS1889 Union joiners, with "the"
DAKOTAS1889 statehood achievers, with "the"
DAKOTASMinnesota neighbors, with "the"
DAKOTASMissouri River site, with "the"