 Complete the following phrase:  Pappas was then forced to withdraw in Pallene and entrench in the ruins of ancient Potidaea, where on October 30 he was attacked by a 14,000 men corps, led personally by Mehmed Emin Pasha, Vali of Thessaloniki. Despite his efforts, the town was seized and burned, alongside many villages, however Pappas, on November with many locals, managed to sail towards Hydra, but during his trip he died of a heart attack. His defeat, along with the repression of Karatassos revolution in Naoussa in April, 1822 marked the end of the Greek war of independence in North Greece. He is considered one of the most significant members of the Greek Revolution, being proclaimed hero of the Greek nation, during the 