Government-in-exile makes it possible to continue to struggle from abroad with underground movements and uprisings against the oppressing power.

Customize your divisions in detail with more than 20 types of brigades.

Historical accuracy combined with an unparalleled level of freedom of choice.

In-depth diplomatic and political system.

Realistic military command AI with unprecedented levels of interaction.

Thousands of historically accurate real-world military commanders and politicians.

Control the oceans with aircraft carriers, submarines and battleships and use your air force to defend your skies, support your naval and ground forces, and to bomb your enemies.

Play as any nation from 1936 to 1948, more than 100 countries to choose from.

The scope of military organization ranges from brigades to entire theaters of operation. The first three are required for industrial production, while oil is converted to fuel for vehicles, planes and ships. Resources found in the game include: energy, metal, rare materials, and oil. Nations are more likely to side with those with similar ideology. All other nations can slowly align with one of the factions. The game centers around three factions: the Axis (Germany), the Allies (Britain and the Commonwealth, as well as the French empire), and the Comintern (the Soviet Union and its allies). A variety of decisions regarding the armed forces, production, research, diplomacy, politics and espionage is the focus of the game. Hearts of Iron III allows the player to take control of almost any nation that existed or even plausibly could have existed during the period of 1936–1948, guiding it through World War II.

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