 Using as pretext the death of their leader, Mavromichalis, who was killed during the siege, they failed to keep the terms of the surrender.One of the Greek negotiators, Poniropoulos, boasted some years later to General Thomas Gordon that he destroyed the copy of capitulation that had been given to the Turks so that no proof would remain of any such transaction having been concluded.When the gates opened on 19 August 1821, the Greeks rushed in and the whole population, numbering around 3000, was killed with the exception of 160 who managed to escape.