On D-Day, 6 June 1944, the Allies launched the largest naval, air and land operation in the history of warfare. The Allied forces began the fight to liberate north-west Europe from German occupation.
This collection of photographs show the Allies preparing for the complex land, sea and air operation, codenamed Operation Overlord.
Boarding at Gosport
Acquiring fence wire
US soldiers pile great rolls of fence wire at a supply depot in England.
Members of the Women's Auxiliary Air Force repair and pack parachutes for use by airborne troops during the Normandy invasion, 31 May 1944.
Reading up on France
A soldier from 101st Light Anti-Aircraft Regiment (12th King's Regiment (Liverpool)) 3rd Division, prepares for D Day by reading at his French handbook at Camp A2 at Emsworth, near Portsmouth, Hampshire, 29 May 1944.
Learning to swim
British troops learning to swim across a waterway in full kit on a physical training course for NCOs, 2 May 1944.
Constructing artificial harbours
'Phoenix' concrete caissons, part of the Mulberry artificial harbour, being constructed in Surrey Docks in Rotherhithe, London, 17 April 1944.
A US truck towing a field kitchen drives aboard an LST (Landing Ship Tank) at Brixham in Devon during preparations for the invasion of Europe, June 1944.
Rehearsing the landings
Troops storm ashore from LCAs (Landing Craft Assault) during Exercise 'Fabius', a major invasion rehearsal on the British coast, 5 May 1944. Nearest landing craft is LCA 798.
Dummy landing craft used as decoys in south-eastern harbours in the period before D-Day.
A US officer checks a line-up of newly delivered M4 Sherman tanks at a supply depot in Britain, 1944.
Assembling landing craft
A large group of LCTs (Landing Craft Tank) moored along the quayside at Southampton, 1944.
Men of 22nd Independent Parachute Company, 6th Airborne Division being briefed for the invasion, 4 - 5 June 1944.
Saying a prayer
Father (Major) Edward J Waters, a US Army Catholic chaplain, conducts a service on the quayside at Weymouth for army and navy personnel about to take part in the invasion of Europe, June 1944. Troops from Weymouth were destined for Omaha assault area.
Pontoons which will be used for building pontoon bridges in Europe await issue to engineering units at a supply depot in England.