James Glynn (1800-1871) was a U.S. Navy officer who in 1848 distinguished himself by being the first American to negotiate successfully with the Japanese during the "Closed Country" period. James Glynn entered the United States Navy on March 4, 1815. He became a lieutenant in 1825, a commander in 1841, and served on the California coast during the Mexican-American War. He was put in command of the sloop-of-war USS "Preble" (16 guns) and sent to China. Wikipedia
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