“Operation Sparrow: The Incredible True Story of the North American Spies Who Tricked Hitler and Won the War,” by Jason Bell, Hanover Square Press, 278 pagesThree United States soldiers parachute into enemy territory during World War II with a plan to get captured and spill secrets to the German military. The twist: The mission is all part of a ruse to throw off the Nazis and aid the success of Allied troops staging the D-Day invasion. This true adventure is spelled out in “Operation Sparrow,” a book by Jason Bell, a professor of philosophy at the University of New Brunswick. He...