Frequently Asked Questions

Rise of Nations is a total conversion mod for Hearts of Iron IV that extends the timeline from 1910 to the modern day. It adds thousands of new events, focus trees, mechanics, and features that transform the vanilla HOI4 experience.

Yes, Rise of Nations is completely free. You only need to own a legitimate copy of Hearts of Iron IV to play it. The mod is available on the Steam Workshop and through our GitHub repository.

Rise of Nations is developed by a team of volunteer modders who are passionate about history and Hearts of Iron IV. The project is led by Harry and includes dozens of developers, artists, writers, and testers. You can view our full team on the Credits page.

Rise of Nations features multiple start dates, including:

• 1910: The Pre-WWI era
• 1914: The outbreak of World War I
• 1918: The end of World War I
• 1933: The rise of fascism
• 1936: The classic HOI4 start date
• 1939: The outbreak of World War II
• 1945: The end of World War II
• 1949: The beginning of the Cold War
• 1960: The height of the Cold War
• 1980: The Late Cold War
• 1991: The Post-Cold War era
• 2000: The Modern Day start

Rise of Nations features unique focus trees for over 60 countries, including all major powers and many minor nations. Some of the most developed focus trees include:

• Germany (Empire, Weimar Republic, Third Reich, and modern versions)
• Soviet Union/Russian Empire/Russian Federation
• United States
• United Kingdom
• France
• Japan
• Italy
• China (multiple Chinese states)
• And many more!

We're constantly adding and improving focus trees with each update.

Rise of Nations features a completely overhauled economic system that includes:

• Additional resources like rare materials, consumer goods, and electronics
• GDP and economic development metrics
• Expanded trade mechanics
• Debt, inflation, and currency systems
• Stock markets and economic crises
• Era-specific economic models (from industrial age to information age)

For more details on our economic system, check our Dev Diary #50.

Rise of Nations requires slightly higher specs than vanilla HOI4 due to its expanded content. We recommend:

• OS: Windows 7 64-bit or newer / macOS 10.14 or newer / Linux
• Processor: Intel Core i5-4670K or AMD equivalent (quad core recommended)
• Memory: 8 GB RAM (16 GB recommended)
• Graphics: NVIDIA GeForce GTX 660 / AMD Radeon R7 270 or better
• Storage: 5 GB available space
• Hearts of Iron IV: Latest version

As a total conversion mod, Rise of Nations is generally not compatible with other major overhaul mods. However, it may work with some small graphical mods or UI tweaks. We officially support a few submods that are specifically designed for Rise of Nations, which you can find on our Steam Workshop page.

Here are some common troubleshooting steps:

1. Ensure your HOI4 and Rise of Nations are both updated to the latest version
2. Disable all other mods when playing Rise of Nations
3. Clear your HOI4 cache folder (Documents/Paradox Interactive/Hearts of Iron IV/cache)
4. Delete and reinstall the mod
5. Verify the integrity of your HOI4 game files through Steam

If you're still having issues, please report them on our Discord server with detailed information about the crash and your system specifications.

We're always looking for talented volunteers to join our team! You can apply through our application page. We need developers, artists, writers, researchers, and testers.

If you're not looking to join the team but still want to contribute, you can:

• Report bugs on our Discord or GitHub
• Suggest features and improvements
• Create translations for the mod
• Support us by rating the mod on Steam Workshop

Yes! We encourage the community to create submods that enhance or modify Rise of Nations. We ask that you:

• Credit Rise of Nations and our team in your mod description
• Don't reupload our content as your own
• Reach out to us on Discord if you're creating a major submod so we can potentially feature it

For technical assistance with creating submods, join our Discord server and check out the modding channels.