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 Stephen Douglas of Illinois, the Kansas-Nebraska Act essentially repealed the line imposed by the Missouri Compromise.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.
The main causes of the Second World War are expansionism, problems with treaty of Versailles, competition for resources, issues with League of Nations etc. The great depression is also one of the major causes of Second World War. The tipping point of the war was invasion of Soviet Union by the Germans and the attack on Pearl Harbor. All these causes will be discussed in great detail below.Expansionism The desire for territorial expansion was ubiquitous in the 20th century.