In 1937, agents from the opposing sides of the Spanish Civil War travel to the neutral UK to secure coal contracts and to undermine each other's efforts.In 1937, agents from the opposing sides of the Spanish Civil War travel to the neutral UK to secure coal contracts and to undermine each other's efforts.In 1937, agents from the opposing sides of the Spanish Civil War travel to the neutral UK to secure coal contracts and to undermine each other's efforts.