True. This is shown by the Soviet Union shipping supplies to cuba.
Answer is b, congress was trying to gain control of ohio country.
The Mexican-American War was in the period 1846-1848. The main causes of the Mexican-American War were mainfest destiny (Americans believed that thye have the right to expand westward and conquer territory despite the rights of the indigenous people already living on that land), westward expansion, economics, and slavery
The native Americans who lived there drove them out of their land or they never knew that South Carolina existed(I’m probably wrong try googling it.)