Today marks the centenary of the first time that tanks rolled onto the battlefield, with their debut coming at the Somme. We have been marking the centenary with a series of blogs throughout the week, and today we are pleased to offer you four freely downloadable desktop backgrounds to mark the anniversary.

The Crippling of Bandit II - Campaign 187: Cambrai 1917
Artwork by Peter Dennis 

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5th Wiltshires' attack on Hill 112 - Campaign 143: Caen 1944
Artwork by Peter Dennis 

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The Devil is loose on the Paderborn Road - Campaign 175: Remagen 1945
Artwork by Peter Dennis 

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Staff Sergeant Amir Bashari overlooking the Valley of Tears - Campaign 118: Yom Kippur War 1973 (1)
Artwork by Howard Gerrard 

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