Floyer-Acland entered the
British Army in March 1905 when he was commissioned as a
second lieutenant into the
5th (1st Warwickshire Militia) Battalion, Royal Warwickshire Regiment. In February 1907, he was awarded a Regular commission in the
Duke of Cornwall's Light Infantry. He fought in the
First World War, which began in the summer of 1914, receiving the
Military Cross in 1915. He was promoted to a brevet major in 1917, Floyer-Acland attended the
Staff College, Camberley in 1921 and was breveted to lieutenant colonel in 1927. being then attached to the
War Office. He was promoted major general later that year, and became
General Officer Commanding (GOC) of the
43rd (Wessex) Infantry Division, a
Territorial Army formation, until February 1940. In 1940, Floyer-Acland was appointed
Military Secretary. In the
King's Birthday Honours that July he was appointed a
Companion of the Order of the Bath. He was advanced to a lieutenant general in 1941, and retired from his post in the next year. Floyer-Acland was nominated
High Sheriff of Dorset in 1953 and served as
Deputy Lieutenant of that county from 1957. ==Family==