Paratroops drop from Dakota aircraft over the outskirts of Arnhem during Operation 'Market Garden', 17 September 1944.
Men of 7th Battalion, The Green Howards on an exercise among the sand dunes at Sandbanks, near Poole in Dorset, 31 July 1940.
Searchlights pierce the night sky during an air-raid practice on Gibraltar, 20 November 1942.
Aircrew of No. 106 Squadron RAF gather in front of the Avro Lancaster flown by the Squadron CO, Wing Commander Guy Gibson (centre, to right of dog), to mark the completion of his first tour of operations, Syerston in Nottinghamshire, March 1943.
A Royal Navy officer using a sextant aboard a destroyer on convoy protection duties, 1942.
Squadron Leader Robert Stanford Tuck, commanding No. 257 Squadron, in the cockpit of his Hawker Hurricane at Martelsham Heath, November 1940.
Pilots of No. 303 (Polish) Squadron RAF with one of their Hawker Hurricanes, October 1940.
American troops on board a landing craft heading for the beaches at Oran in Algeria during Operation 'Torch', November 1942.