The U.S. Liberty ship Robert Rowan explodes after being hit by a German Ju 88 bomber off Gela, Sicily, Italy, 11 July 1943.

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The U.S. Liberty ship Robert Rowan (Liberty ship K-40)  explodes after being hit by a German Ju 88 bomber off Gela, During the Allied invasion of  Sicily, south coast of Sicly , Italy, 11 July 1943.

Russian T-34 tanks with infantry are moving up to German positions , near the station Razdelnaya Odessa, Ukraine, April 1944.

Russian T-34 tanks with infantry are moving up to German positions , near the station Razdelnaya Odessa, Ukraine, April 1944.

British gunners firing their 114-mm anti-aircraft guns against German positions, during the night near Tobruk, Libya , January 1941.

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British gunners firing their 114-mm anti-aircraft guns against German positions, during the night near Tobruk, Libya , January 1941.

Germany soldiers in action with a 20mm anti-aircraft gun FlaK 30, against Allied troops in Italy, 1943.

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Germany soldiers in action with a 20mm anti-aircraft gun FlaK 30, against Allied troops in Italy, 1943.

Finnish ski troops during the movement in gas masks for protection against Russian attacks during the Winter War, in March 1940.

Finnish ski troops during the movement in gas masks for protection against Russian attacks during the Winter War, in March 1940.

British paratroopers retrieve folding motorcycles or 'Welbikes' from equipment containers, Bulford, South West England, 9 June 1943

British paratroopers retrieve folding motorcycles or 'Welbikes' from equipment containers, Bulford, South West England, 9 June 1943

German Panzer IV of the 11th Panzer Division advancing into Yugoslavia from Bulgaria as part of the Twelfth Army. 1941

                                                     Source : Bild 101I-770-0280-20

German Panzer IV of the 11th Panzer Division advancing into Yugoslavia from Bulgaria as part of the Twelfth Army. 1941