Which is an example of a party acting as a bonding agent

The most influential immigrant group in texas came from

According to the map, most mining occurs in the a.northern b.southern c.eastern d.western

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.