1000s

The 1000s was a decade that began on 1 January 1000, and ended on 31 December 1009. It is distinct from the decade known as the 101th decade which began on January 1, 1001 and ended on December 31, 1010.

• Sweyn I of Denmark invades England.
• 1001: Stephen I becomes the first king of Hungary.
• 1008: Olof, king of Sweden, is baptized.
• 1009: The Ly dynasty, Vietnam's first independent dynasty, is proclaimed.