Facing death 275 feet beneath the sea, this pioneering naval diver earned the Medal of Honor

In March 1915, the Great War was spreading like a plague across Europe, Asia and Africa, but the United States of America was still uninvolved and desperately striving to keep out of it.

While the menace of German submarines were becoming a growing threat in the Atlantic Ocean, nothing could be farther away from the U.S. Navy submarine F-4 (SS-23) as it performed maneuvers off Honolulu,…