Ya see war cost money, and im not sure which war youre talking about. But most wars send the economy into some kind of depression cause money is being sent to the soldiers and americans have less.
Answer:
I can answer your question for A.
Explanation:
South America and North America began to exchange goods and both of their economies prospered, and the Monroe doctrine dictated that European powers were forbidden from interfering or colonizing South America
James Polk became president in 1845 with plans to expand American territory. His actions included the annexation of Texas and obtaining the Oregon Territory.