In the night of the 15th of January 1343, while the inhabitants of Naples lay wrapped in peaceful slumber, they were suddenly awakened by the bells of the three hundred churches that this thrice blessed capital contains. In the midst of the disturbance caused by so rude a call the first brought in the mind of all was that the town was on fire, or that the army of some enemy had mysteriously landed under cover of night and could put the citizens to the edge of the sword.