William Louis died on 22 August 1640 in Metz and was buried in a pauper's grave. His widow returned with the children to Saarbrücken in 1643. His three sons participated in a new division of the Nassau territories on 31 March 1659. Registrar Andreae completed William Louis's genealogy books, a project his father Louis II had begun.
But, territories of Nassau Saarbrücken was occupied by France in 1793 and was annexed as Sarre department in 1797. Finally County of Nassau-Saarbrücken was part of Prussia in 1814. The coat of arms combined the lion of the counts of the Saargau with the crosses of the house of Commercy, and was used when the coat of arms of Saarland was created.
Louis, Prince of Nassau-Saarbrücken (3 January 1745 in Saarbrücken – 2 March 1794 in Aschaffenburg) was the last ruling prince of Nassau-Saarbrücken. He ruled from 1768 until the French Revolution .
William Louis of Nassau-Saarbrücken (18 December 1590, Ottweiler – 22 August 1640, Metz), was a Count of Saarbrücken.
09/06/2021 · In 1616 William Louis became co-regent with his father. His father died in 1627 and he became guardian of his two youngest brothers, Otto and Ernest Casimir . On 29 January 1629 in Ottweiler, the inheritance was split and William Louis received the County of Saarbrücken , the herrschaft of Ottweiler , the Bailiwick of Herbitzheim , and the Community of Saarwellingen .