Today in World War II History

70 Years Ago—May 15, 1941: Gloster-Whittle E28/39 jet engine designed by RAF’s Frank Whittle powers aircraft in flight for first time. Sybil Hathaway, Dame of Sark, sent to concentration camp for anti-Nazi activities. British recapture Halfaya Pass on Egypt-Libya border from Germans. Joe DiMaggio begins 56-game hitting streak for New York Yankees.