riddle - separate with a riddle, as grain from chaff screen sift, sieve, strain - separate by passing through a sieve or other straining device to separate out coarser elements; sift the flour
Causing the Civil War. Historically, textbooks have taught that incompatibility between northern and southern economies caused the Civil War. The industrial revolution in the North, during the first few decades of the 19th century, brought about a machine age economy that relied on wage laborers, not slaves.
What were the key causes of the American Civil War? Uncle Tom's Cabin By Harriet Beecher Stowe was definatley a cause of the Civil War. It stirred up some people and told the truth behind slavery.