THE Union Flag is being flown at half mast at Buckingham Palace, following the tragic death of the Queen this afternoon.
Her Majesty passed away at the age of 96 at Balmoral Castle.
In a statement, Buckingham Palace said: "The Queen died peacefully at Balmoral this afternoon.
"The King and the Queen Consort will remain at Balmoral this evening and will return to London tomorrow."
The nation's flag is currently at half mast above the monarch's main residence.
This is a symbol of national mourning.
A notice of her tragic passing has also been pinned to the palace gates
All the Queen's children rushed to Balmoral today to be with their mother in her final moments.
READ MORE ON THE QUEEN'S DEATH
Prince Charles will now become King and Prince William will take his place as Prince of Wales.
Britain will now enter 12 days of mourning for our longest serving monarch.