So in order to get to just how drastic some of the future actions by London were to be, we need to look at what drove them to do what they will do. This episode (which has way too many Vikings in it), looks at the political and military crisis tracking place in England and elsewhere that would trigger the events that would see London become the capital of England. Rough script is available here https://imgur.com/gallery/hajiHGM for folks to read along if they want.