An assassin’s bullet sparks a global conflict that quickly evolves into the deadliest war humanity has ever seen. In the chaos, a new generation of soldier emerges, including a group of men who would become the most infamous leaders of the 20th century.

The fighting may have stopped, but tensions around the world continue to simmer just beneath the surface. Few may realize it, but the seeds of the next great global conflict have already been sown.

A new generation of world leaders is called to action as war inevitably breaks out again. The men who came of age in battle now must rely upon past experiences to fight a new conflict, as they face the greatest challenge humanity has ever seen.

Hitler takes over Czechoslovakia; Stalin and Hitler sign a shocking pact; Churchill rises to Prime Minister as Hitler invades Poland; Hitler betrays Stalin; the United States is threatened by Japan's increasingly bold actions near the United States-controlled Philippines.

Stalin, Churchill and Roosevelt meet to discuss an invasion of Europe; D-Day is launched and the Allies defeat Hitler on the beaches of Normandy; Hitler tries to retaliate; the war ends when Hitler commits suicide.

The Allies turn Germany away from France; leaders are dissatisfied with the Treaty of Versailles; Germany's economy collapses with the end of the war; Adolf Hitler begins his rise to power.