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
Causes of the Civil War: Abolitionism. The issue of slavery was further heightened by the rise of the Abolitionist movement in the 1820s and 1830s. Beginning in the North, adherents believed that slavery was morally wrong rather than simply a social evil.
The Civil War was not entirely caused by Lincolnâs election, but the election was one of the primary reasons the war broke out the following year. Lincolnâs decision to fight rather than to let the Southern states secede was not based on his feelings towards slavery. Rather, he felt it was his sacred duty as President of the United States to preserve the Union at all costs.