Princes William and Harry and the Duchess of Cambridge plant poppies in WWI tribute

Prince Harry 'felt like a spare wheel' with Prince William and Duchess Catherine

Prince Philip and Prince Harry visit Field of Remembrance

Prince William remembers late grandfather Prince Philip on 100th birthday

Balsa USA 3rd Scale Fokker DVII Long Island WWI Dawn Patrol 2014

Blue wolf entrada wwi worl wrestling inem

WWI canteen

London rocked by protests at 100th anniversary of UK entrance to WWI

Duchess Catherine is ‘mediating’ between Princes Harry and William amid their alleged royal feud

Sky Full of RC WWI Biplanes at 'Warbirds Over Delaware' Lums Pond RC Flying Field

Prince William and Duchess Catherine lead birthday tributes to Queen Elizabeth

Royals lead tributes to those who served in Iraq and Afghanistan

Prince William and Duchess Catherine embark on special royal train tour

Prince Harry and Prince William To Reunite At An Upcoming Royal Wedding

Meghan and Harry join William and Kate on walkabout at Windsor Castle

Harry and Meghan Surprise Appearance with William and Kate for the Queen

Prince Philip pays visit to 1st Battalion Grenadier Guards

Prince Harry joins William to see Windsor tributes

Prince William and Duchess Catherine 'overjoyed' by Pippa Middleton baby

Prince William and Duchess of Cambridge unveil first official joint portrait

Wow! Duchess Kate Almost Didn't Get Her Royal Title

Prince Harry leads Britain in remembrance

Queen Elizabeth Receives International Women's Day Tribute from Kate, William, Charles and Camilla!

Prince William and Prince Harry to Stand Vigil at Queen Elizabeth's Lying-In-State

Prince Charles and Queen Elizabeth pay tribute to Prince William on his 40th birthday

Prince William hails Jubilee concert