So London dusted down the maps, drew some lines and said the head of the Saud family could rule over one region, and the head of the Hashemites could rule the other, although each would ‘need’ a British diplomat to keep an eye on things. The Saudi leader eventually landed on a name for his territory, calling it after himself, hence we know the area as Saudi Arabia – the rough equivalent would be calling the UK ‘Windsorland’.