"Her Royal Highness" is a unique via William Le Queux, a British writer recognised for his espionage and mystery fiction in the early 20th century. The tale combines factors of espionage, romance, and intrigue. The novel revolves around the fictional European country of Maurania and its young, recently widowed queen, Hilda. When a series of mysterious activities and political turmoil threaten the stableness of her reign, Queen Hilda unearths herself...