A provision of the Treaty of 1818 that expanded the United States also gave the US sole control of the Oregon Country.
gave the US sole control of West Florida.
set the US-Canada border at the 49th parallel.
set the US-Spain border in Cuba.

you will need these

an outline of all three paragraphsan identification of the historical era that you are writing aboutan explanation of the term mass productiona description of two ways new technology affected industrya conclusion that shows how new technologies allowed industrialization to grow

d.

the northwest territory became the most densely populated area in the u.s.

declare war, appoint military officers, sign treaties, make alliances