From 1903 – 06 he served as a member of the General Staff and went to Panama for Theodore Roosevelt . As Acting Chief of Staff of the Pacific Division , he assisted with relief work after the 1906 San Francisco earthquake . For the next several years , he was responsible for several coastal defense positions . In April 1907 , he became a Major and in December 1911 he was promoted to lieutenant colonel . He again served on the General Staff from 1912 – 14 , and in July 1916 was promoted to a colonel in the Coast Artillery
1906 San Francisco earthquake
1906 San Francisco earthquake
William G. Haan