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.
Causes of the American Civil War Essay - Causes of the American Civil War The American Civil War was a military conflict between the United States of America (the Union), and 11 secessionist Southern states, organized as the Confederate States of America (the Confederacy).