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In contemporary history, the third millennium is the current millennium in the Anno Domini or Common Era, under the Gregorian calendar. It began on 1 January 2001 ( MMI ) and will end on 31 December 3000 ( MMM ), spanning the 21st to 30th centuries.
3rd millennium · AD 2001–3000 21st century: 2000s: 2010s: 2020s: 2030s: 2040s: 2050s: 2060s: 2070s: 2080s: 2090s
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When did the 3rd millennium start?
What year is the 1st millennium?
When was the start of the 21st century and 3rd millennium celebrated?
Did the 3rd millennium start on New Year's Day 2000?
• 4 yr. ago. If the 21st century was 2000 to 2099, then the first century would have to be 0 to 99, but there was no year zero. It started at year 1, and in order to get 100 years in a century it would also have to have year 100, so the 2nd century would have to wait until the year 101, etc. Reply. doowgad1. • 4 yr. ago. There was no year Zero.
2 years would have passed at the end of year 1; and so on... This means that 2000 years, two full millennia, would have passed at the end of year 1999. In other words, the 3rd millennium would have started on New Year's Day 2000.
May 5, 2024 · Thus, the 1st millennium is defined as spanning years 1–1000 and the 2nd the years 1001–2000. Although numerous popular celebrations marked the start of the year 2000, the 21st century and 3rd millennium ad began on January 1, 2001.
- The Editors of Encyclopaedia Britannica
The start of the 21st century and 3rd millennium was celebrated worldwide at the start of the year 2000.
The 3rd millennium began on January 1, 2001 and will end on December 31, 3000 . Events. By 2070, 1 to 3 billion people could be living in extreme heat because of climate change. [1] [2] [3] 2285: On March 22, Easter will occur on its earliest possible date for the first time since the year 1818. 2400: The first century leap year since 2000.
