

Naval power is most important for nations that require naval supremacy in order to achieve their land warfare objectives: Japan and the USA.

Air and sea region names will also appear below the command theaters to provide alerts such as impending invasions, ongoing sea battles, and enemy air superiority. such as assigning to a front and giving a plan of attack, specifying an area to garrison, or giving a fallback line. (optional) Have naval superiority in the crossing sea region(s). Hearts of Iron IV is a game all about balance.
