[2] The citation for his DSO, gazetted in July 1918, reads as follows: For conspicuous gallantry and devotion to duty in an attack.

[7] Returning to England, he served on the staff at the War Office from 1934−1935 and later commanded the 2nd Battalion, Royal Tank Corps until 1937.

[2] Remaining in this position until the outbreak of World War II in September 1939, he was promoted the following month to be the commander of the 1st Army Tank Brigade, which became part of the British Expeditionary Force (BEF) in France.

The tank brigade fought against the Germans in Belgium and Northern France, during the counter-attack at the Battle of Arras and the Allied retreat to Dunkirk.

The war over in 1945, Pratt, whose rank of major general was made temporary in April,[8] retired from the army, after a thirty-five year career, in 1946.