Rebirth in Another World: I Use Iron and Blood to Build a Military God

In his previous life, he was Blue Star's top special operations commander. He sacrificed his life for the country, and his soul traveled through the war-torn alien continent. In this life, he became a dying soldier on the border of the Great Yan Dynasty. Countries are fighting for hegemony, barbarians are suppressing the territory, the dynasty is in turmoil, and the people are in dire straits. Others rely on fighting spirit, magic, and blood to dominate the world; He relied on modern military thinking to reduce dimensionality and strike! From a desperate soldier to an iron-blooded commander; From a small city pass to sweeping across the continent. Build defense lines, train and strengthen the army, enforce military discipline, and protect the country. With iron and blood as the bones, loyalty as the soul, Step by step, step onto the top of the military god from another world!