sentences:  He was briefly able to hold back the advance into the city of Greek occupation forces.His action is considered to mark the first shots fired by regular forces in the 1919–22 Greco-Turkish War, although there were earlier confrontations in which irregular militias participated, including the battle involving Hasan Tahsin in İzmir, as well as actions in Urla and Ödemiş.The hill in Ayvalık from where the first shots were fired is now called İlk Kurşun Tepesi (First Bullet Hill).