Isabelo Rivera became Second Lieutenant in 1976 and Lieutenant Colonel in 2001 and Brigadier General in 2014.
October 18, 2001 Colonel January 27, 1995 Lieutenant Colonel July 31, 2014 Brigadier General February 14, 1990 Major September 28, 1983 Captain June 6, 1979 First Lieutenant June 7, 1976 Second Lieutenant 
