 Omar Bradley, for example, was promoted to first lieutenant on 1 July 1916, captain on 15 May 1917, and major on 17 June 1918.He had been returned to the grade of captain on 22 January 1920, and promoted to major again on 1 July 1920, only to be returned to captain again on 4 November 1922.He was promoted to major a third time on 25 June 1924, and remained one for twelve years before becoming a lieutenant colonel on 26 June 1936.