Count Borell of Barcelona called for Hugh's help against Islamic raids, but even if Hugh intended to help Borell, he was otherwise occupied in fighting Charles of Lorraine. The loss of other Spanish principalities then followed, as the Spanish marches grew more and more independent. Hugh Capet, the first Capetian king, is not a well documented figure, his greatest achievement being certainly to survive as king and defeating the Carolingian claimant, thus allowing him to establish what would become one of Europe's most powerful house of kings.