Intelligence officer. Born in Montrose, Strong was educated at Montrose Academy, Glenalmond College and the Royal Military College, Sandhurst. After serving in Ireland and Germany, he joined the German Intelligence Section of the War Office and became Assistant Military attaché in Berlin in 1937. During the war he was a senior intelligence officer, joining General Eisenhower's Supreme Headquarters Allied Expeditionary Force (SHAEF) in 1944. He played a leading part in the negotiations leading to the unconditional surrender of Germany in 1945.
He retired from the Army with the rank of Major General in 1947, but went on to become the first Director of the Joint Intelligence Bureau at the Ministry of Defence (1948-64) and then the first Director General of Intelligence at the Ministry of Defence until his retirement two years later.
For his work during World War II, he was appointed a Companion of the Order of the Bath (CB) and honoured by France, the USA and the Soviet Union. He was knighted in 1952 and appointed a Knight Commander of the Order of the British Empire in 1966. Strong published two books; Intelligence at the Top (1970) and Men of Intelligence (1970).
He died in Eastbourne (East Sussex).
