Charles III William, Margrave of Baden-Durlach on 27 January, rather than on the 28th (which would correspond to the 17th on the Julian Calendar). Because his son Frederick of Baden-Durlach had died while Charles William was still alive, his grandson Charles Frederick became his successor. Since he was only 10 years old, a regency had to be established under the legal guardianship of Charles August of Baden-Durlach. On 27 June 1697, Charles III William married Magdalena Wilhelmine of Württemberg (7 November 1677 – 30 October 1742), the daughter of Wilhelm Ludwig, Duke of Württemberg. The following children were born from this marriage: Charles William was known
William I of Württemberg Napoleon I and uncle of French Emperor Napoleon III. "United Kingdom": The British royal family were relatives of William's maternal grandmother Princess Augusta, the elder sister of King George III. George III's eldest daughter Charlotte, was the second wife of Frederick I of Württemberg and thus his stepmother. "Netherlands": Sophie, William's second daughter from his marriage to Catherine, married in 1839 her cousin, William, prince of Orange, who in 1849 became King of the Netherlands. William III was the son of Catherine's sister Anna Pavlovna of Russia. On 8 June 1808, in Munich, he married Caroline Augusta (1792–1873), daughter of