Background
She was the daughter of John Sigismund, Elector of Brandenburg and Anne of Prussia.
Elector of Brandenburg ruler of Transylvania
She was the daughter of John Sigismund, Elector of Brandenburg and Anne of Prussia.
When the prince Gabriel Bethlen died on November 25, 1629, she tried in vain for a year to hold on to the throne, supporting herself on her favorite Istvan Csaky. Her policy was to bring Transylvania back under the influence of Holy Roman Emperor Ferdinand II, but she was forced to abandon power on September 21, 1630. The new prince George I Rákóczi was elected on December 1, 1630.
She died on August 27, 1649.