In the first year of World War One ( 1914 ) occurred The Christmas Truce, when British and German troops came out of the opposing trench lines, and fraternised in no-man’s-land, even playing impromptu games of football. This was by no means an uncommon phenomenon in warfare, for there exist numerous recorded examples of comradeship between enemies lasting for far longer than a single day. In The Peninsula War, the American Civil War and many other conflicts, opposing troops occasionally shared... Sign in to see full entry.