Civil wars. Probably the most important single cause of Byzantium's collapse was its recurrent debilitating civil wars. Three of the worst periods of civil war and internal infighting took place during Byzantium's decline.
Answer:
13 hours
The mill was full of looms that looked like the looms Lyddie was used to except they all ran automatically, which was different from her old loom. The noise in the factory was louder than the loudest thing Lyddie had ever heard. Mill workers had to work 13 hours, but Lyddie was used to it.
