Henry the Lion

Type Figure Region Saxony Time 1129–1195 Also known as Henry III, Duke of Saxony、Henry XII, Duke of Bavaria

Henry the Lion (1129/1130–1195), of the Welf dynasty, Duke of Saxony from 1142 and Duke of Bavaria from 1156, was among the Holy Roman Empire's most …

Timeline

1161–1165Lüneburg · SaxonyIn the early 1160s he consolidated control of Saxony and the northern German commercial cities, promoting colonization and town-building east of the Elbe, while beginning to diverge from Emperor Frederick I over imperial policy in Italy.
1166–1170Munich · BavariaHe refused to join the emperor's Italian expedition in 1166, significantly worsening relations with Frederick I; in the later 1160s he still held Bavaria, maintaining an independent powerful-prince status within Germany, as his rivalry with the emperor and the Bavarian local nobility intensified.

Sources

Henry III https://www.britannica.com/biography/Henry-III-duke-of-Saxony-and-Bavaria
Deutsche Biographie: Heinrich der Löwe https://www.deutsche-biographie.de/gnd118549644.html