The civil war was a conflict between the warrior clans of Sekighara, a planet in the Inner Rim Territories, that lasted several centuries. Over the years, the most powerful clans joined two sides, the Hyogo Shogunate and Isuzu Shogunate. In the final year of the war, the Confederacy of Independent Systems and Galactic Republic interfered due to the planet's strategic importance. The Battle of Sekigahara became the climax, resulting in an Isuzu victory.