This is the story of Japan's final months in World War II - when America threatened to invade and Japan unleashed a terrifying new weapon, suicide bombers, while turning its islands into a fortress to repel invasion.

Hitler's final bid to win the war is the Battle of the Bulge — a surprise winter attack against the Americans and the resulting war crimes against them.

September 1944 on Peleliu, Japanese soldiers build an island-wide structure creating a killing zone that leads to the death of thousands of Americans.

How the German army prepared for the D-Day landings, despite having no evidence of exactly where in Europe the Allied forces planned to attack. The Germans expect an attack in the Spring of 1944, but instead, they find themselves in a fascinating game of cat-and-mouse in the lead-up to June 6. With D-Day approaching, the Germans aim to turn the Normandy beaches into a killing zone.

How the Japanese army turned to Japan's greatest weapon (the ancient warrior mindset and its traditions) during the battle of Saipan - a conflict where defeat would place US B-29 bombers dangerously close to their home country.

The story of how the Japanese Navy developed new torpedo technology and planned the devastating surprise attack on the U.S. Navy at Pearl Harbor in 1941.