1020s

The 1020s was a decade of the Julian Calendar which began on January 1, 1020, and ended on December 31, 1029.

Millennium:	2nd millennium
Centuries:	10th century 11th century 12th century
Decades:	1000s 1010s 1020s 1030s 1040s
Years:	1020 1021 1022 1023 1024 1025 1026 1027 1028 1029
Categories:	Births Deaths By country By topic Establishments Disestablishments

Events

1020

By place

• Summer – Emperor Henry II conducts his third Italian military campaign. He makes plans to invade the south, but remains non-commital.
• June 15 – Byzantine troops under Catepan Basil Boioannes (supported by his ally Prince Pandulf IV) capture the fortress of Troia.
• The French city of Saint-Germain-en-Laye is founded by King Robert II (the Pious).
• King Canute the Great codifies the laws of England (approximate date).
• King Gagik I of Armenia is succeeded by Hovhannes-Smbat III.

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Significant people

• Henry I of France
• Avicenna

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References