Charles III William, Margrave of Baden-Durlach Charles III William, Margrave of Baden-Durlach Charles III William (; Durlach, – 12 May 1738, Karlsruhe) was Margrave of Baden-Durlach between 1709 and 1738. He was the son of Margrave Frederick Magnus of Baden-Durlach and Augusta Maria of Schleswig-Holstein-Gottorp. In 1715, he established Karlsruhe ("Charles' repose"), where he built his residence. Karlsruhe has since grown to a large city. With the consolidation of public finances and the creation of a reliable administration, he laid the foundations for the reform policies of his grandson, Charles Frederick. Charles William was born in Durlach as the son of Margrave Frederick Magnus of Baden-Durlach
William III, Landgrave of Thuringia William III, Landgrave of Thuringia William III (30 April 1425 – 17 September 1482), called the Brave (in German "Wilhelm der Tapfere"), was landgrave of Thuringia (from 1445) and claimant duke of Luxemburg (from 1457). He is actually the second William to rule Thuringia, and in Luxembourg; he was the third Margrave of Meissen named William. He was a younger son of Frederick I the Warlike, elector of Saxony, and Catherine of Brunswick and Lunenburg. On 2 June 1446 he married Anne of Luxembourg, daughter of Albert II, King of Germany, Bohemia and Hungary and Elisabeth of Luxembourg. On behalf