The prime minister, who once told a Holocaust survivor he would never cooperate with the Sweden Democrats, now says he has lifted those "red lines". He would allow Kristersson to ⁠remain as prime minister, he added: "I can do without travelling around the world and shaking hands." ONCE OSTRACISEDAdvertisement AdvertisementThe Sweden Democrats were once ostracised by all of Sweden's mainstream parties, including Kristersson's main centre-right Moderates. Advertisement Advertisement"Kristersson would be the weakest prime minister in Sweden's history," Social Democrat leader Magdalena Andersson told a news conference. "That government would only last until the day Jimmie ​Akesson decides it's time for him to become prime minister."