"The Duchy of Saxe-Jena was one of the Saxon Duchies held by the Ernestine line of the Wettin Dynasty. Established in 1672 for Bernhard, fourth son ...
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of Wilhelm, Duke of Saxe-Weimar, Saxe-Jena was reincorporated into Saxe-Weimar on the extinction of Bernhard´s line in 1690." - (en.wikipedia.org 05.02.2020)
- Latitude50.923557281494
- Longitude11.575674057007
