The Duke of Edinburgh has died, Buckingham Palace has announced.

A statement from Buckingham Palace said: “It is with deep sorrow that Her Majesty The Queen has announced the death of her beloved husband, His Royal Highness The Prince Philip, Duke of Edinburgh.

"His Royal Highness passed away peacefully this morning at Windsor Castle.”

He was aged 99. 

The Union Jack flag on Buckingham Palace is flying at half mast following the Duke of Edinburgh’s death this morning.

Increased numbers of police officers are patrolling beside the palace gates where small groups of passers-by have also gathered.

Prince Philip died at Windsor Castle weeks after being discharged from a month-long stay in hospital.

The royal family’s official website switched to a holding page in memory of the duke.

It featured a central image of Philip on a black background, accompanied by the Palace’s statement.

Prime Minister Boris Johnson paid tribute to the Duke of Edinburgh in Downing Street and said “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.”

Government ministers and other senior politicians offered tributes to the Duke on social media.

Veterans minister Johnny Mercer tweeted: “Tragic news. A true patriot.”

And vaccines minister Nadhim Zahawi posted: “This is a sad sad day for us all. May he rest in peace. RIP Great Prince.”

More follows.