 Amadeus initiated a minor crusade (with 15 ships and 1,700 men) in 1366 against Murad I of the Ottoman Empire to aid his cousin, John V Palaiologos, the Byzantine Emperor, son of the Dowager Empress, Anne of Savoy.On this campaign Amadeus joined forces with Francesco I of Lesbos, and Hungarian king Louis the Great, and they drove the Turks from Gallipoli.