Events

• Construction of the Al-Hakim Mosque begins in Cairo.

Births

• Conrad II, Holy Roman Emperor (approximate)
• Edmund II of England, (approximate)
• Mieszko II of Poland, king of Poland from 1025 to 1031, duke from 1032 to 1034.
• Yorimichi , regent to the Japanese emperor from 1017 to 1020 and from 1020 to 1068.

Deaths

• Kaneie , regent to the Japanese emperor from 986 to 990.
• Al-Uqlidisi, Middle-East mathematician.
• Dunash ben Labrat