Latest guides
HOI4 Sea Lion Guide 2026
This plan covers several ways to invade the UK in Hearts of Iron IV, from straightforward naval invasions to air-superiority drops and more abusive setup tricks. It is for players who want a reliable path to Britain with majors or weaker nations.
HOI4 MIO Guide 2026
This plan covers how to choose Military Industrial Organization perks by equipment type, with priorities for production, combat stats, and policies. It is aimed at players who want a practical way to pick strong perks without memorizing every tree.
HOI4 Meta Division Templates and Tank Designs
The division templates, tank designs, air designs and ship designs that work best after the Thunder at Our Gates update and its Regimental Companies, in both the open beta and the live version. It is for players who want a short list of builds to copy instead of testing every combination.
HOI4 Thunder at Our Gates: What's in the DLC and What's Free
A breakdown of everything Thunder at Our Gates adds, split into what the paid expansion unlocks and what arrives free for every player in the accompanying update. Written for existing Hearts of Iron IV players deciding whether the expansion is worth buying and what they need to relearn either way.
HOI4 Dutch East Indies Independence and Conquest Run
An optimised Dutch East Indies path in Thunder At Our Gates that raises autonomy fast, forms the Netherlands Indonesia Union in September 1938, and ends with the United Kingdom capitulated in 1941. It is aimed at players comfortable with focus ordering, template design and naval invasions who want a repeatable route rather than a sandbox.
HOI4 Navy Meta: What to Build After the Naval Changes
The naval rework changed which fleets win and how naval dominance is earned, and the short answer is that cheap hulls in large numbers beat a small quality fleet. This covers the ship types worth producing, the destroyer-to-cruiser ratio that tested best, what submarines can still do, and why naval invasions of the UK are now far harder for minor nations.