Brigadier general (United States) Brigadier general (United States) In the United States Armed Forces, brigadier general (BG, BGen, or Brig Gen) is a one-star general officer with the pay grade of O-7 in the U.S. Army, U.S. Marine Corps, and U.S. Air Force. Brigadier general ranks above a colonel and below major general. The rank of brigadier general is equivalent to the rank of rear admiral (lower half) in the other uniformed services (the U.S. Navy and U.S. Coast Guard, as both Armed Forces and Uniformed Services; and the Public Health Service and National Oceanographic and Atmospheric Administration, as Uniformed Services). The NATO equivalent
Lieutenant colonel (United States) 1791, there was only one lieutenant colonel in the US Army (Josiah Harmar), who acted as the army's commanding officer. In the Continental Army aides to the Commander in Chief, viz., Lieutenant General George Washington, were lieutenant colonels. Additionally, certain officers serving under the Adjutant General, Inspector General, and Judge Advocate General, ranked as lieutenant colonels. During the 19th century, lieutenant colonel was often a terminal rank for many officers, since the rank of "full colonel" was considered extremely prestigious reserved only for the most successful officers. Upon the outbreak of the Civil War, the rank of lieutenant colonel became