: Adds the American-inspired faction and aerial units. 3. Key Gameplay Mechanics

: This version automatically includes the Rusviet Revolution and Operation Eagle expansions. You do not need to install these separately; they are integrated into the main campaign menu.

: Infantry can swap roles on the fly. If you kill an enemy anti-tank squad, your riflemen can pick up their cannons to change their class. 4. Technical Optimization

This guide covers everything you need to know about setting up and playing on PC. This specific GOG version is DRM-free and includes all major expansions. 1. Installation & Setup