[2] He apparently sent 380 ships and 28,000 men to aid him in the conflict and besieged the city of Demotika in Thrace, Greece.
Umur's preying on Christian shipping led to the declaration of the Smyrniote crusades against him by Pope Clement VI in 1343.
Umur was described in an epic chronicle Düstürnâme-i Enverî, written by poet and historian Enveri during the reign of Sultan Mehmed II, as "the 'Lion of God' leading a just and holy war of conquest against the 'miscreants' and infidel Christians".
[1] According to an unreliable but colorful source, two Venetian ambassadors remarked that he was immensely fat with a stomach "like a wine casket".
They had found him wearing silks, drinking almond milk and eating spiced eggs from a golden spoon.