Where did the ming dynasty originate from?

How was louis and clark expedition event unfolding and what was going on

Was the first african american to be appointed to the u. s. supreme court.

What did this mean for dred scott? a. scott was not a citizen of the united states. b. scott was the property of the federal government. c. scott had no right to sue for his freedom in court. d. scott was considered the property of the slaveholding family.