New Expansion for Hearts of Iron IV Released TodaySTOCKHOLM - 10 October 2023 - Hearts of Iron IV expands the range of new histories you can write in Arms Against Tyranny, a new addition to the best-selling grand strategy wargame from Paradox Interactive. The northernmost countries of Europe take center stage as they resist, unite against or collaborate with more powerful and aggressive neighbors. Arms Against Tyranny also adds more decisions about the production of weapons, giving players newer tools to test their mastery of modern warfare. Hearts of Iron VI: Arms Against Tyranny will be accompanied by a major free update available to all Hearts of Iron IV players. Arms Against Tyranny is available now for the suggested retail price of $19.99/£16.75/€19.99.