Twenty-First Century
(Redirected from 21st Century)
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A Twenty-First Century is a century period that began on January 1, 2001, and will end on December 31, 2100.
- Context:
- It overlaps the 2000s.
- …
- Counter-Example(s):
- See: Century, Anno Domini, Common Era, Gregorian Calendar, 3rd Millennium.
References
2014
- (Wikipedia, 2014) ⇒ http://en.wikipedia.org/wiki/21st_century Retrieved:2014-10-27.
- The 21st century is the current century of the Anno Domini era or the Common Era, in accordance with the Gregorian calendar. It began on January 1, 2001, and will end on December 31, 2100. [1] It is the first century of the 3rd millennium. It is distinct from the century known as the 2000s, which began on January 1, 2000 and will end on December 31, 2099.
- ↑ "When and where did the new Millennium officially start, and why?”. Royal Observatory Greenwich