With the No Steps Back update, managing supply lines got more complicated to say the least. Instead of just worrying about infrastructure levels and producing enough equipment, now the player has to worry about rail lines, motorization levels, and supply…

In Hearts of Iron, your ability to perform diplomatic maneuvers will play a big role in how your campaigns go. Whether you are justifying a war or pushing for a neutral country to join your side, you will utilize diplomacy…

Government in Hearts of Iron IV represents the internal politics of your country, while applying passive bonuses to it. The key components to your government are political power, ideas, and ideology. Political Power Think of political power as the currency…

As you might expect, warfare is a massive part of Hearts of Iron IV. Countries can engage in combat with each other on land, sea, and in the air, across the entire planet. Land Warfare Most combat in the game…

With the La Résistance DLC, Paradox introduced intelligence agencies in Hearts of Iron IV. These agencies simulate the extensive espionage that existed during World War II, with a variety of options available to players who choose to use them. In…

Outside of creating strong divisions, choosing the right land doctrine is the most impactful decision you can make about your armies effectiveness. Land doctrines are technology trees that allow you to specialize the strategies your army uses. Which doctrine you…

The mechanic that drives most international action in Hearts of Iron IV is World Tension. World Tension is meant to reflect the heating up of relations between countries, as well as the increasing fear of certain nations. World Tension operates…

Internal management of your country occurs through changing laws in Hearts of Iron IV. These laws influence how ready your country is for war and help you realize the full potential of your war machine. Each law costs 150 political…

During your conquests in Hearts of Iron IV, you will inevitably find that running a self-sufficient country is incredibly difficult. As you expand your industrial capabilities and introduce new technologies to your military, the need for different types of resources…

Throughout Hearts of Iron IV, the player is bound to construct something at some point. Whether its repairing vital infrastructure or expanding your production capacity, construction is a vital mechanic to utilize throughout your campaigns. What is Construction? Construction is…