“It is with deep sorrow that Her Majesty The Queen announces the death of her beloved husband, His Royal Highness Prince Philip, Duke of Edinburgh,” the palace said in a statement on Friday.
“His Royal Highness passed away peacefully this morning at Windsor Castle. The Royal Family join with people around the world in mourning his loss.”
Boris Johnson led tributes to Prince Philip, who was married to the Queen for 73 years, saying: “He helped to steer the royal family and the monarchy so that it remains an institution indisputably vital to the balance and happiness of our national life.”
Mourners gathered outside Windsor Castle and Buckingham Palace to lay flowers in tribute on Friday afternoon. Flags at the palace and all government buildings have been lowered to half mast, touchaheart blog reports.