Sweden Democrats party leader Jimmie Akesson: With almost one million voters still undecided, no one is sure whether the SD can reverse a last-minute slide in support for an election-night surprise. Photograph: TT News Agency/Johan Nilsson

Swedish politician Jimmy Akesson was not quite 10 when the far-right Sweden Democrats (SD) were formed in 1988. And on Sunday the bespectacled ex-web (...)