Under the Articles of Confederation, how many states did Congress require approval from in order to pass a law?

To keep other european powers from threatening its empire in america, spain sent soldiers, settlers, and?

How did the war of 1812 contribute to an increase in u.s. manufacturing? a) the war provided more resources for factories to increase production. b) the war promoted trade between countries so that americans could focus on fighting. c) the war cut americans off from their previous supply of imported manufactured goods. d) the war limited transportation in america, making it necessary to import manufactured goods.

The louisianna purchase was controversil because