“credited with lifting American morale during World War II”
Just as importantly, it led the Japanese civilians know early on that their government was deceiving them. Bombing Tokyo when we were supposedly on the ropes must have terrified them.
IIRC, the theme of the movie “Midway” was that the Doolittle Raid spooked the Japanese high command into prematurely sending in their fleet to score a knockout against the U.S. aircraft carriers, instead of consolidating their holdings in the Pacific.
Will never forgive the Japs for executing those captured Doolittle crewmen who were merely doing their jobs.