 In 915, Pope John X organised a vast alliance of southern powers, including Gaeta and Naples, the Lombard princes and the Byzantines; 'though, the Amalfitans stood aloof.The subsequent Battle of the Garigliano was successful, and all Saracens were captured and executed, ending any presence of Muslims in Lazio or Campania permanently.In 999 a last Saracen attempt of conquest of Salerno was thwarted by an alliance of Lombards, led by Prince Guaimar III, and a band of Norman pilgrims returning from Jerusalem.