Princess Anne, Princess Royal (far left) talks to (L-R) NATO Secretary General Jens Stoltenberg (back to camera), Canadian Prime Minister Justin Trudeau, French President Emmanuel Macron (back to camera) and British Prime Minister Boris Johnson during a reception for NATO leaders at Buckingham Palace on December 3, 2019 in London, England. Her Majesty Queen Elizabeth II hosted the reception at Buckingham Palace for NATO Leaders to mark 70 years of the NATO Alliance.