Prince Charles and Camilla, Duchess of Cornwall are paying their respects.
The royal couple attend a service to mark the 81st anniversary of the Battle of Britain at Westminster Abbey on Sunday morning (September 19) in London, United Kingdom.
The annual service marks the victory, as well as commemorating the 1,497 lost by the Royal Air Force during the 1940 Battle, and included a military fly-past of a Hawker Hurricane and Supermarine Spitfire.
Prince Charles wore a full military outfit, while Camilla wore a striped blue dress-jacket and a wide-brimmed hat, complete with a clutch.
Several government officials joined the royal family, including Prime Minister Boris Johnson and Home Secretary Priti Patel.