National Focus Tree for Bulgaria: Balance the factions in a divided land or reclaim territory lost in 1919.Features of Hearts of Iron IV: Battle for the Bosporus include: Bulgaria, Greece and Turkey can each chart unique historical and alternate history paths as they resist efforts by the major powers to dominate the strategic sealanes of the Bosporus and Dardanelles. This expansion for Hearts of Iron IV adds dedicated national focus trees to the minor powers around the Black Sea and the Aegean. Buy Hearts of Iron IV: Battle for the Bosporus as a Steam key at