Answer:
Nearly one-fourth of all white Southerners owned slaves, and upon their backs the economic basis of America—and much of the Atlantic world—was erected. In the seven cotton states, one-third of all white income was derived from slavery. By 1840, cotton produced by slave labor constituted 59 percent of the country's exports.
Explanation:
I’m a bit confused by the question here. Pennsylvania and Massachusetts are states, not countries. Which also means they aren’t foreign.
Answer:
six additional states seceded from the Union
The ancient Egyptians could grow crops only in the mud left behind when the Nile flooded, so they all had fields along the Nile River.