Hearts of Iron II Doomsday Patch

Hearts of Iron II is a grand strategy game that lets you choose from a large number of countries and see it through the Second Word War period.

In the game you will be able to create divisions, naval fleets, aircraft squadrons and use their combined strength to defeat your enemies. You can control the heads of states and the actions of your military leaders, granting you total oversight of what's going on.

Doomsday is an expansion pack that was released to offer gameplay continuity past WWII. The pack enabled players to face a hypothetical nuclear war between the Russians.

The patch also provides additional graphics, escort carriers, a soldier auto-production option and it also comes with a scenario editor. Moreover, once the patch is installed you can also trade divisions between nations.