I already answered it but here it goes again: The Codex Justinianus, complied and implemented during the reign of Emperor Justinian I of the Eastern roman Empire sought o provide imperial lands with a comprehensive, rational and coherent set of laws that would eliminate contradicting ones and would also replace the Theodosian Code.
Answer:
During Charles's reign, Parliament passed an important guarantee of freedom, habeas corpus or ´´to have the body´´; which were the first steps towards constitutional monarchy. Because of the habeas corpus, monarch could not put someone in jail simply for opposing the ruler.
Explanation:
The working conditions were terrible. As factories were being built, businesses were in need of workers. With a long line of people willing to work, employers could set wages as low as they wanted because people were willing to do work as long as they got paid.