The Northwest Ordinance of 1789, which effectively created the Northwest Territory, banned slavery in this newly created territory of the United States. What was a major long-lasting effect of the Northwest Ordinance?

A) established the Ohio River as the permanent boundary between free and slave states that lasted until the Civil War

B) U. S. Supreme Court recognized the authority of the Northwest Ordinance to extend to all states as the states entered the Union

C) prohibition of slavery within the territory and establishing the Ohio River as the border between free and slave states in the territory

D) creation of slavery within the territory and establishing the Ohio River as the border between the free and slave states in the territory

C. prohibition of slavery within the territory and establishing the Ohio River as the border between free and slave states in the territory

Explanation:

The Northwest Ordinance legalized the use important geographical features to separate 2 political regions in United States.

The Slave states are the states which legalize the use of slave labors in business organizations and private tasks.

The Free states make the use of slaves in any shape or forms become illegal.

The ordinance was important for the confederates states to create a distinction on which lands that they can sell to planation owners who wanted to expand their businesses. Plantation owners from southern states generally prefers to buy lands in the slaves states to increase their profit.

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the declaration states, “we hold these truths to be self-evident, that all men are created equal, that they are endowed by their creator with certain unalienable rights, that among these are life, liberty, and the pursuit of happiness….”