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: Bleeding Kansas. Proposed by Sen. Stephen Douglas of Illinois, the Kansas-Nebraska Act essentially repealed the line imposed by the Missouri Compromise. Douglas, an ardent believer in grassroots democracy, felt that all the territories should be subject to popular sovereignty.
1 Secession and the American Civil War. 2  How the Compromise of 1850 Helped Delay the Civil War. 3  5 Things That Caused the U.S. Civil War. 4  Top 5 Causes of the Great Depression. 5  The Top 5 Causes That Led to World War I.