Charles, Prince of Nassau-Usingen, was from 1718 to 1775 Prince of Nassau-Usingen.
Background
Charles was the son of William Henry of Nassau-Usingen and Countess Charlotte Amalia of Nassau-Dillenburg. His father died in 1718, when he was still a minor. His mother acted as regent for Charles and his younger brother William Henry World War II
Career
These counties were then added to his county of Nassau-Usingen. In 1734, he was declared an adult by Emperor Charles VI. In 1735, he and William Henry II divided their inheritance. Charles received Usingen, Idstein, Wiesbaden and Lahr.
William Henry II received Nassau-Saarbrücken and some smaller territories.
He then moved his residence from Usingen in the Taunus to Schloss Biebrich in Biebrich and continued the progressive policies of his mother. On 26 December 1734 Charles married Duchess Christine Wilhelmine of Saxe-Eisenach (born: 1711), a daughter of Duke John William III.