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The original was posted on /r/todayilearned by /u/Tim22Mt on 2025-07-13 07:44:31+00:00.

Original Title: TIL that in 1929, Jimmy Doolittle made the first flight using only instruments, with the cockpit windows blacked out. Proving pilots could fly “blind.” This paved the way for modern aviation. He later led the famous 1942 Doolittle Raid, the first U.S. airstrike on Japan in WWII.