In 1968, following the publication of Young’s Edgehill 1642, he founded The Sealed Knot, a Civil War historical re-enactment society.
[6] Promoted to captain, Young spent some time on the staff of Combined Operations Headquarters before returning to 3 Commando as second in command with the temporary rank of major.
[2] In this role he took part in Operation Jubilee, the Dieppe Raid, in August 1942 for which he was awarded the Distinguished Service Order (DSO).
[13][14] Peacetime duties, however, were not to his liking so he was seconded to the Arab Legion as OC of its 9th Regiment, a post he held until 1956 and subsequently recognised by the award of the Jordanian Order of Al Istiqlal.
[13] Promoted to lieutenant-colonel in 1956[15] he returned to England in staff appointments before retiring from the army in 1959 with the honorary rank of brigadier.
[17] His writing career continued until his death and he also worked as a historical and military consultant on a number of TV series.