What impact did the transformation of the Great Plains and the Far West have on the nation as a whole?

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the colonists were also expected to pay a tax to meet the costs of establishing and manning the borders of the proclamation line which led to the belief that the king had sided with the indians despite pontiac's rebellion, against the interests of the settlers. this contributed to the causes of the american revolution.

i believe the answer is the last option, the magyars preferred to invade by land.

i hope this ! : )