Hahn, Jang-ho: He received a pilot training to be an Independence Force pilot.
He went to China in 1913 to engage in a national activist fighting against Japan. From Shanghai, he came to San Francisco in March 1916 with the help of Rev. David Lee of the Korean Methodist Church for immigration processing. He then joined the Korean National Association, the highest governing organization in America, to support the efforts to gain Korean independence. He was active in establishing Korea Independence Air Force in Redwood, California to receive a basic training with the help of the rice king Kim, Jong-lim who donated two aircrafts. He had his lofty dream to bomb the imperial palace in Japan. Later, he owned and operated a restaurant in Chicago and he donated the independence funds. He married Francis. His son Richard Hahn was a medical pioneer in American cardiology. He passed away on February 6, 1994 in San Francisco. He was 100 years old. In 1995, the South Korean government posthumously recognized him with the Order of Merit of National Foundation / Patriotic People Award for his brave contribution toward the Korean independence movement.