Parents
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1117
| 1117 • Borivoj II of Bohemia becomes prince in place of Vladislav I of Bohemia. |
1173
Dec 23
Age: 57y
birth of childLouis I Wittelsbach Kelheim, Bavaria ⇓ 1 Source ⇓ |
| 1173 • Algebraic chess notation is first recorded. |
1183
Jul 11
Age: 66y
| 1183 • William of Tyre is excommunicated by the newly appointed Heraclius of Jerusalem, firmly ending their struggle for power. |