On either September 12 or (as we’re going with here) the early hours of September 13* in 1944, 30-year-old French spy Noor Inayat Khan (also known as Nora Baker, or by her code name Madeleine) was executed at Dachau for her activities on the behalf of the Resistance in Nazi-occupied France. Noor, the first woman radio operator to be sent into France, came from a rather unusual background: her father was a Sufi religious leader descended from Indian royalty, and her mother an American from New Mexico. Born in Russia, raised in England and France, Noor studied psychology and wrote...