Original sentence: Although codes were replaced by custom and case law during the Early Middle Ages, Roman law was rediscovered around the 11th century when medieval legal scholars began to research Roman codes and adapt their concepts to the canon law, giving birth to the jus commune
Edited sentence: Although codes were replaced by custom and case law during the Dark Ages, Roman law was rediscovered around the 11th century when medieval legal scholars began to research Roman codes and adapt their concepts to the canon law, giving birth to the jus commune