strategy game, Hearts of Iron IV, PlayStation 5, military uniform, map interface, controller, dynamic lighting, detailed textures, immersive sound, real-time gameplay, historical events, global conflict, World War II, strategic planning, diplomacy, resource management, troop movement, 3D models, tanks, aircraft, ships, soldiers, national leaders, iconic landmarks, multiplayer, single-player campaign, complex AI, weather effects, day-night cycle, grand strategy, alternate history scenarios, high-resolution graphics, smooth frame rate, user interface optimized for PS5, haptic feedback, adaptive triggers.