Page:The ancient Irish church.djvu/86

 CHAPTER VII.

the beginning of the mission of Saint Patrick to the death of Columbanus occupies a period of about two centuries—roughly speaking, the fifth and sixth. The end of that time saw one national Church for Ireland and Scotland, both countries being governed by the same rules, and holding the same doctrines; that is to say, they held the doctrine and discipline of the Church of Gaul as it was at the end of the fourth century. If any development or change had taken place, it must have been brought about independently of any outside influence. It is, therefore, a matter of great interest to the student of general Church history that we should obtain as accurate a picture as possible of the Irish Church in that age. There is perhaps no other way in which we can get as clear an idea of the state of Christendom, for, when changes are taking place, when new developments of doctrine and discipline are being worked out, it is often very difficult to say afterwards how far the process had gone at one particular time. But if at that time there has been a portion separated from the rest, and this portion has continued for centuries isolated, and free from the influences that were producing change elsewhere, we can form a fairly accurate picture of the state of things that existed when the separation 82