The Enemy Underground
S1, E4: The US gains the upper hand by summer 1944, with the help of better training, supply lines and troop numbers. The army go for Japan's inner defence ring, as they strive to gain control of Saipan in the Marianas.

S1, E4: The US gains the upper hand by summer 1944, with the help of better training, supply lines and troop numbers. The army go for Japan's inner defence ring, as they strive to gain control of Saipan in the Marianas.