The novel "And There Were None..." was described by the author as the most difficult of his works. With an estimated 100 million copies in circulation, it is considered the world's best-selling detective novel and one of the best-selling books in general. It was published in Great Britain in 1939 under the title "Ten Little Black Men". A year later it was published in the United States under the title "And There Were None...", by which it later became known throughout the world. Ten people, strangers to each other and at first glance having no connection with each other, find themselves on Soldier Island, where a tray full of porcelain figurines of ten soldiers awaits them and the unsolved mystery of why they were invited there. The graphic murder mysteries of "Queen of Detectives" Agatha Christie have haunted readers for decades. Her The books have sold over 2 billion copies and have been translated into over 100 languages. Agatha Christie is listed in the Guinness Book of World Records as the best-selling novelist of all time. She is also the world's best-selling author.
