Boris Johnson has wished King Charles a “speedy recovery”. The former UK Prime Minister has taken to social media to send his best wishes to the 75-year-old monarch, who has been diagnosed with “a form of cancer”. Johnson, 59 – who served as the UK Prime Minister between 2019 and 2022 – wrote on X: “The whole country will be rooting for the King today. Best wishes to Charles III for a full and speedy recovery.” Liz Truss, another former UK Prime Minister, has also sent her best wishes to the King, who ascended to the throne in 2022 following the death of Queen Elizabeth. The 48-year-old politi…