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SAT US History Practice Question

The Northwest Ordinance of 1787 was significant because it

  1. A.ended British control of the Ohio Valley.
  2. B.prohibited the extension of slavery into the Northwest Territory.
  3. C.prevented slavery north of the 36° 30' north latitude line.
  4. D.secured peaceful relations between the colonists and the Native Americans.
  5. E.settled a dispute over the location of the boundary between Canada and the United States.

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