 In July 1300 , the Crusaders launched naval operations to press the advantage . A fleet of sixteen galleys with some smaller vessels was equipped in Cyprus , commanded by King Henry of Cyprus , accompanied by his brother Amalric , Prince of Tyre , the heads of the military orders , and Ghazan 's ambassador " Chial " ( Isol the Pisan ) . The ships left Famagusta on July 20 , 1300 , to raid the coasts of Egypt and Syria : Rosette , Alexandria , Acre , Tortosa , and Maraclea , before returning to Cyprus . 
