House of Ascania
State · 1260–1486 CE · at its largest around 1431 CE
German princely dynasty whose branches ruled Brandenburg, Saxony and Anhalt, and whose dukes of Saxe-Wittenberg were imperial electors.
On its lands while it lasted
- Lutherstadt Wittenberg (c. 1363 CE): Capital of Electorate of Saxony (1363–1547).
More on Wikipedia.