Boris Johnson entered Downing Street in July 2019 with a promise. The doubters, doomsters and gloomsters were going to get it wrong again: his leadership would make Brexit a success, re-igniting an economy stalled by the divisions over Europe.
Three years later, almost to the day, he prepares to leave with the country reeling from a political implosion of his own making, and an economy teetering on the brink of recession.
