"I was 12th man for England against Wales at Wembley. Within a few minutes, the Welsh half-back broke his collar bone. They had no reserves and I as the only spare player to hand. That's how I made my international debut - for Wales." - Stan Mortensen, Blackpool and England. When Britain declared war on Germany in September 1939, football came to an abrupt halt. Large crowds were banned, stadiums were given over to military use, most players joined...