While picking specific dates for the beginning of the Great Apostasy might be an enjoyable parlour game, let's not get carried away here. It can become as silly as the endless declarations and hasty retractions of the Jehovah's Witnesses deadlines for the end of the world.
We can consider specific events as signs of the Great Apsotasy. But I don't think we'll know when it started, unfortunately, until it's over.
<> It began with the first "Non Serviam."<>