One of the most famous monarchs in British history, Queen Victoria hardly needs an introduction. Victoria, German Empress, Queen of Prussia (1840–1901)The Princess Royal with Queen Victoria. Vicky outlived Queen Victoria by only six months, dying from breast cancer in 1901. Henry Joseph Whitlock, Wikimedia Commons // Public DomainCreative and spirited, Louise had a reputation for being the most beautiful, yet rebellious of Victoria’s children. Wikimedia Commons // Public DomainThe last of Victoria’s children, Beatrice—known as “Baby”—was her mother’s constant companion.