Some Big Questions of the
20th Century
With the clock running down on the century, it's time to give you a chance to play historian. During the week of December 20-24, Jonathan Alter of Newsweek and NBC News, will offer viewers of the "Today" show a colorful look back at five big questions of the last hundred years, then let you decide the winners. To vote any time in the next two weeks, go to newsweek.msnbc.com.
 

Email your own choices
 

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