The 21st (twentyfirst) century is the current century of the Anno Domini era or Common Era, in accordance with the Gregorian calendar.It began on January 1, 2001, and will end on December 31, 2100. The 21st century is the first century of the 3rd millennium.. The beginning of the 21st century has been marked by the rise of a global economy and Third World consumerism, deepening global …
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