Background
He was the second son of Karl August, and Christiane Henriette, Countess Palatine of Zweibrücken. Like his father and his brother Christian, he entered into foreign military services.
He was the second son of Karl August, and Christiane Henriette, Countess Palatine of Zweibrücken. Like his father and his brother Christian, he entered into foreign military services.
He stayed on for one and a half years in Lausanne and made his Grand Tour through Italy and France. In 1757 he was Imperial lieutenant colonel. In 1766 he became Major General and in 1772 lieutenant-general of the Dutch army.
Working for the Netherlands already were three battalions from Waldeck, which had set up his father.
Which Friedrich Karl August in 1767 added a fourth battalion. At the death of his father in 1763.
In 1775 he went on a journey to England. In Waldeck, he undertook several modernization efforts.
He promote the construction of roads, agriculture and commerce.
He left a written history of the Seven Years" War, and some biographical sketches. He encouraged the publication of the memoirs of his father on the campaigns 1745-1747. Friedrich Karl August rented Waldecker troops to Great Britain in 1775 to fight in the American Revolutionary War.
A total of over 1200 Waldecker soldiers fought in America, over 720 men died during the war.
In 1807, he joined with the Confederation of the Rhine and was given a seat in the College of Princes of the Federal Assembly.