History
1081
General
Population: 293 Million*
- Trade: Commercial treaty between Venice and Byzantium
- Deaths: Boleslav II of Poland, Nicephorus III of the Byzantine Empire
Europe
- General: Henry IV marches into Italy
Norman Robert Guiscard incades the Balkans
- German States: Rebuilding of Mainz Cathedral
- Poland: Death of Boleslav II
Middle East
- Byzantine Empire: Death of Nicephorus III and rule of Alexius I Comnenus
Venetians negotiate trade privileges in Constantinople
Start of Norman-Byzantine Wars