1. The Sun Came Up Tremendous

During World War II, the US begins to work on a top-secret project that results in the atomic bombings on Japan — and a global conflict lasting decades.

2. Poisoning the Soil

As communism takes off in Russia and China, Joseph Stalin begins his ruthless reign and the Soviet Union enters an era of terror.

3. Institutional Insanity

Preparing for war against the Soviet Union, the US starts to test thermonuclear weapons. The CIA forms and interferes with global politics.

4. The Wall

The US and Soviet Union get caught in a nuclear arms race. A wall divides Berlin. John F. Kennedy looks for a peaceful solution after a crisis in Cuba.

5. War Games

With both sides planning for the worst-case scenario, Ronald Reagan and Mikhail Gorbachev find common ground. Tragedy strikes after a nuclear disaster.

6. Empire Is Untenable

The USSR's grasp on Eastern Europe weakens as the Berlin Wall comes down and the Communist Party mounts a coup against a prominent Soviet Union leader.

7. The End of History

A new Russian leader emerges, and the republics seek independence. As the Soviet Union dissolves, several powers sign a landmark treaty on nuclear arms.

9. We Are Not Dead Yet

Russia invades Georgia and Ukraine, putting Putin under intense scrutiny. While disinformation thrives, threats of nuclear war persist.