Religious event
While most civilised nations follow the god of the sun & light, only the Empire and subsequent kingdoms of Albion follow the Church of Danu itself. Nevertheless, the Church claims dominion over 60 million souls through Albion alone, and as such is the second highest political entity besides the local and national nobility, not to mention almost four thousand years older... (3 years into Age of War and Strife, after the apperance of Danu)