George Orwell once claimed: "Football has nothing to do with fair play. It is bound up with hatred, jealousy, boastfulness, disregard of all rules and sadistic pleasure in witnessing violence: in other words it is war minus the shooting." From the killing fields of the 1916 Somme, to the Azteca stadium in 1986. A selection of occasions when the beautiful game has been used both as a weapon and indeed a field for revenge. And much more. As the bullets flew and the bombs dropped the game has always continued on and on...