[1][better source needed][2] Perhaps under her influence, a German translation of the "Life of St. Hedwig of Andechs" with rich colors and illustrations was made, which remained in the Comital Library of Oettingen.
After the death of her brother John in 1428, the Duchy of Ziębice was incorporated into the Bohemian Kingdom and one year later (1429) granted to the magnate Půta III of Častolovice, Starost of Kłodzko.
[3] Nicholas, Abbot of Heinrichau [pl] (Henryków), was strongly opposed to Euphemia's rule; it was suspected that he was a Hussite.
In revenge, the Duchess ordered Sigismund of Rachenau, the castellan of Neuhaus (Chałupki) to plunder and burn the monastery of Heinrichau in 1438.
[citation needed] The disputes with Půta III's widow Anna of Koldice and her second husband Hynek Krušina of Lichtenburg continued during Euphemia's reign.