127 Upper Street, site of the Granita Restaurant (https://www.shutterstock.com/editorial/image-editorial/granita-restaurant-islington-london-britain-422271b), where former UK prime ministers Tony Blair and Gordon Brown are supposed to have made their famous power-sharing "Granita pact" in 1994 (before they came to power) – see https://en.wikipedia.org/wiki/Blair%E2%80%93Brown_deal).