Hearts Of Iron 4 1.9 Update (2026)

The and its accompanying La Résistance DLC represent one of the game's most radical shifts in core gameplay, moving away from simple map-painting toward a more complex, bureaucratic simulation of occupation and intrigue. While veterans praised the depth it added to the "slow" parts of the war, it remains a controversial turning point for many players due to its increased micro-management. The End of the "Cavalry Horde"

: Occupation is now a constant drain on manpower and equipment. High resistance increases supply usage and attrition, forcing you to choose between aggressive expansion and stable borders. Espionage: Flavor vs. Tedium hearts of iron 4 1.9 update

The single most significant change in 1.9 is the total removal of on-map garrisons. Previously, players suppressed rebels by parking cheap cavalry divisions in every occupied city—a tedious process dubbed the "Mongol cavalry horde". The and its accompanying La Résistance DLC represent