The Signal Corps Royal Engineers football team during World War One, circa 1915
Christmas Truce in the Trenches
A vintage colour illustration featuring World War One allies playing football with a German officer's helmet with Berlin their goal, circa 1915. This is reminiscent of the 'Christmas Truce'
Soldiers of the 5th London Rifle Brigade with German Saxon regimental troops at Ploegsteert Wood during the Christmas Truce of World War One
The amateur football team of the HMS Undaunted during World War One, circa 1917
Vintage colour postcard produced during World War One illustrating some soldiers - or Tommies - playing football, circa 1915. (Photo by Popperfoto/Getty Images)