Anna of Saxony and her husband William had to flee because of his opposition to the Habsburg Netherlands, a collective of fiefs held by the Holy Roman Empire.
Anna was the second wife of William the Silent. In 1567 William had to flee due to his opposition to the Habsburg Netherlands, and went with his wife to Dillenburg, the German headquarters of the family. Habsburg Netherlands (Dutch: Habsburgse Nederlanden; French: Pays-Bas des Habsbourg), in Latin referred to as Belgica, is the collective name of Renaissance period fiefs in the Low Countries held by the Holy Roman Empire's House of Habsburg. 
