1st millennium

Millennia:	1st millennium BC · 1st millennium AD · 2nd millennium AD
Centuries:	1st century · 2nd century · 3rd century · 4th century · 5th century · 6th century · 7th century · 8th century · 9th century · 10th century

The 1st millennium was a period of time from January 1, 1 A.D. to December 31, 1000 A.D.

Centuries and decades

Millennia:	1st millennium BC · 1st millennium AD · 2nd millennium AD
Centuries:	1st century · 2nd century · 3rd century · 4th century · 5th century · 6th century · 7th century · 8th century · 9th century · 10th century