The best reason why direct democracy would not work well in the United States is that "<span>large groups of voters would be difficult to manage", since the population of Ancient Greece, where it was practiced, was much smaller than the current US population.</span>
An economic downturn.
http://factsanddetails.com/russia/History/sub9_1f/entry-4990.html
The Soviet Union turned a rural, agrarian society into one of the largest economic powerhouses in the world. The breakup greatly effected it.
Radical Republican, during and after the American Civil War, a member of the Republican Party committed to emancipation of the slaves and later to the equal treatment and enfranchisement of the freed blacks.
HOPE IT HELPS
The main competing arguments in the Webster-Hayne debate----which took place between Senator Daniel Webster of Massachusetts and Senator Robert Y. Hayne of South Carolina--were over protective tariffs in the United States, with one side arguing that states had a right to nullify laws they deemed unconstitutional, and the other argued that the Union needed to be protected at all costs.
