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The twentieth century of the Common Era began on January 1, 1901 and ended on December 31, 2000, according to the Gregorian calendar. The century saw a remarkable shift in the way that vast numbers of people lived, as a result of technological, medical, social, ideological, and political innovation. Terms like ideology, world war, genocide, and nuclear war entered common usage. The period witnessed radical changes in many areas of human endeavors. Scientific discoveries, such as the theory of... full article at wikipedia
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  • Jan 1, 1901
End date
  • Dec 31, 2000
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With the exception of Wikipedia summaries and some images the content on this page is typically distributed under the Creative Commons Attribution license or Public Domain.
The original description for this topic was automatically generated from the Wikipedia article "20th century" licensed under the GNU Free Documentation License .
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Created by Metaweb Oct 22, 2006
Last edited by jeff Oct 24, 2008
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