Mary, Princess Royal and Countess of Harewood, aunt of Queen Elizabeth II, was born on this day in 1897. The only daughter of the then Duke and Duchess of York, she was born during the reign of her great-grandmother, Queen Victoria. In 1901, her grandfather became King Edward VII, and in 1911, her parents became King George V and Queen Mary. During WWI, Princess Mary had her own project, Princess Mary’s Christmas Gift Fund, which sent a gift box to British soldiers and sailors for Christmas 1914. In 1922, she married Viscount Lascelles, the heir of the Earl of Harewood. The couple had two sons, and after succeeding as the Earl and Countess of Harewood in 1929, they moved into Harewood House in West Yorkshire. As the Princess Royal and Countess of Harewood, she continued to undertake official duties during the reigns of her father, brothers (Edward VIII and George VI), and niece (Queen Elizabeth II), and even after being widowed in 1947. In March 1965, she peacefully died in her sons arms after falling during a walk at Harewood House and having a heart attack. Mary, Princess Royal and Countess of Harewood is buried with her husband at All Saints Church in Harewood.