What made it possible for new states such as Colorado, the Dakotas, and others, to be admitted to the union in the late 1800's
APopulation in the territories had grown
BRailroad executives demanded statehood
C)There was a movement for western equality
D)They argued to Native American citizenship
APopulation in the territories had grown
BRailroad executives demanded statehood
D)They argued to Native American citizenship