Who has the power in the united states to declare war? president the senate secretary of state congress is this

What might be something all americans believe in that unite us as a nation ?

Why did jefferson make the louisiana purchase?

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.