What Happened in 999 AD
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- Apr 2 Gerbert of Aurillac elected as 1st French Pope
- Dec 25 Heribertus becomes bishop of Cologne
- Feb 7 Boleslaus II of Bohemia
- Feb 18 Gregory V [Bruno], 1st German Pope, dies
- Dec 16 Saint Adelaide, Holy Roman Empress, wife of Emperor Otto I and regent to Otto II, dies at about 68
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List of Years