And if not when did the masses decide to follow this system. Just a wierd thought that I happen to think of
Not discouraging further responses, but this section of our FAQ may be of some interest to you.
I assume you mean the year AD 1 (there is no AD 0). In this case, no one at that time would’ve thought of themselves as living in AD 1 since this system for naming years was not developed until much later. How people thought of the year depended on where they lived - you might find this thread on ancient calendars useful in this respect.