How was slavery mentioned in the northwest ordinance?
slavery was prohibited north of the ohio river.
slavery was prohibited in just the northern states.
slavery was prohibited in just the southern states.
slavery was not discussed in the northwest ordinance.

The correct answer is: Slavery was prohibited north of the Ohio River.  The Northwest ordinance prohibited slavery, making the Ohio River the boundary between free and slave regions. It was also called the Freedom Ordinance. The ordinance was a congressional law of the United States confederation passed in 1787.

in 1989, tiananmen square in beijing was the site of china’s main industries. china’s government headquarters. -pro-democracy demonstrations. (second choice)