Hearts Of Iron Iv: Battle For The Bosporus Free... May 2026

: Added a special infantry model with a Pickelhaube for Unaligned Germany.

The "Collie" patch focused on improving accessibility and expanding the game's map without requiring a purchase: Hearts of Iron IV: Battle for the Bosporus Free...

: Changes were made to how naval supremacy scales, affecting how players control the seas without needing specific DLC mechanics. : Added a special infantry model with a

If you own specific older DLCs, the 1.10 update also provided "free" bonus content for those expansions: Hearts of Iron IV: Battle for the Bosporus Free...

The was the free patch released alongside the Battle for the Bosporus country pack for Hearts of Iron IV . While the main expansion adds paid focus trees for Turkey, Greece, and Bulgaria, the free update provides significant refinements to existing Balkan content and general gameplay. Key Free Features of Update 1.10 ("Collie")