Unique decision paths that allow nations to follow historical routes or explore "what if" scenarios (e.g., restoring monarchies or going communist).

(HOI4) is a World War II-themed grand strategy wargame developed by Paradox Development Studio and published by Paradox Interactive . Released on June 6, 2016 —the 72nd anniversary of D-Day—it allows players to lead any nation through the global conflict of 1936–1948. 1. Key Game Mechanics

Includes detailed mechanics for research (technology trees), diplomacy, espionage, and naval/air warfare. 2. Major Expansions & Updates