Her Majesty announced death of her husband of 73 years at midday today and joins 'the world in mourning'.
Philip was in Windsor after being treated for an infection and pre-existing heart condition for 28 nights. (Dailymail)
Duke of Edinburgh had kept a low profile since conducting his final solo public engagement in August 2017
After retiring, Philip spent much of his time at Windsor and at Queen's private Sandringham estate in Norfolk
Duke was the longest-serving consort in British history and the oldest serving partner of a reigning monarch
Philip was known for legendary gaffes and uncensored and politically incorrect opinions on various subjects
Flags around the UK and Commonwealth are at half-mast as Boris Johnson leads tributes to the Duke of Edinburgh, who the PM said has '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';
Her Majesty will enter a period of mourning with officials planning a royal ceremonial funeral in Windsor with a military procession after insisting he didn't want the 'fuss' of lying in state. But plans will be hit by Covid restrictions;
The Queen today announced with 'deep sorrow' the death of her husband Prince Philip at the age of 99, her 'strength and guide' throughout their 73-year marriage and her 69-year reign.
The Duke of Edinburgh spent his final days at Windsor Castle with his wife after a 28-night stay in hospital having been admitted in mid-February for an infection and a pre-existing heart condition.
Her Majesty announced her husband's death at midday. Buckingham Palace said in a statement: 'It is with deep sorrow that Her Majesty The Queen announces the death of her beloved husband, His Royal Highness The Prince Philip, Duke of Edinburgh.
