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, Count of Ponthieu William III, Count of Ponthieu William III of Ponthieu ( – 1172) also called William (II; III) Talvas. He was seigneur de Montgomery in Normandy and Count of Ponthieu. William was son of Robert II of Bellême and Agnes of Ponthieu. He succeeded his father as count of Ponthieu some time between 1105 and 1111, when he alone as count made a gift to the abbey of Cluny. His father Robert de Bellême had turned against Henry I on several occasions, had escaped capture at the battle of Tinchebrai in 1106 commanding Duke Robert's rear guard and later, while serving