Poles are generally regarded in a good light in the UK. Champions in the sky, they managed to defend Churchill's Britain in the 1940s. But did they also have another agenda? Did they help a Dane to overthrow the norms of the day? While the tragedy of Ukraine's invasion by Russia unfolds, in his first monthly episode of Walker's World Peter Walker offers a lighter-hearted, true account of events which changed the course of history in the British Isles.