With the German invasion and the end of the Western Roman Empire, the German gradually brought their laws to the whole Europe and thusappeared the German law in the process of their integration with the Roman law.

• 随着日耳曼蛮族的入侵，西罗马帝国的灭亡，日耳曼人逐渐将自己的法律带到整个欧洲，并在与罗马法的融合过程中产生了日耳曼法。