 Unable to break into the central areas, Ukrainian forces besieged the city, defended by Polish irregular forces including the "Lwów Eaglets".After the Inter-Allied Commission in Paris agreed to leave the city under Polish administration until its future was resolved by a post-war treaty or a referendum, the regular Polish forces reached the city on November 19 and by November 22, the Ukrainian troops were forced out.When the Polish forces captured the city, elements of Polish soldiery begun to loot and burn much of the Jewish and Ukrainian quarters of the city, killing approximately 340 civilians (see