Field officer rank category (OF-3 to OF-5) of the Russian Imperial Army and Navy until 1917. The British Army (in which these officers are called officers of field rank), and some others in the Commonwealth (including the Australian Army and New Zealand Army), also include the brigadier in this category: the equivalent in other armies is a general officer (the brigadier general). Today, a field officer in the United States (here called field grade) Army, Marine Corps, and Air Force is typically a major, lieutenant colonel, or a colonel: Field officer A field officer, field-grade officer, or senior officer is an army,
John Brown (British Army officer) 5th Horse was conferred on Colonel Brown, 1 April 1743. He was promoted to the rank of major-general on 26 March 1754, and to that of lieutenant-general on 15 January 1758. page 89. John Brown (British Army officer) Lieutenant-General John Brown (died 1762) was a British Army officer. He entered the Army as a cornet of Horse on 5 August 1704, and served several campaigns on the Continent in the army commanded by the Duke of Marlborough. In 1735 he was lieutenant-colonel of the 4th Regiment of Dragoons, from whence he was removed to the lieutenant-colonelcy of the King's Horse