Attack on Titan Codexery

The Great Titan War

A century of fire ended when a king chose silence over slaughter.

The Great Titan War was a catastrophic century-long conflict that reshaped the geopolitical landscape of the world, pitting the nation of Eldia against its former allies and neighbors. Centered on the struggle to possess the Nine Titans, this era saw the rise of King Karl Fritz, who ultimately chose to abandon the fight by retreating behind massive walls rather than continue a war of annihilation. This conflict serves as the foundational backstory for the entire series, explaining why the Eldian people were isolated within Paradis Island and why the world outside harbors such deep-seated hatred. It marks the transition from an empire that dominated the globe to a terrified refuge waiting for a final reckoning.

Primary Combatants
Eldian Empire vs. Marley (and allied nations)

Lore & Background

Before the walls, the Empire of Eldia ruled the world with an iron fist, utilizing the power of the Nine Titans to subjugate all other nations. However, as internal strife and external alliances began to fracture this dominance, the tide turned against them. The nation of Marley, once a vassal state, rose up in rebellion, aided by other oppressed countries desperate to break Eldian supremacy. This led to a brutal, prolonged war where the balance of power shifted dramatically as Marley successfully seized seven of the Nine Titans from the crumbling Eldian military.

In Their Own Story

The sky over the battlefield burned with the light of a thousand burning villages. Eldian soldiers, once confident in their god-like giants, now scrambled as Marleyan artillery tore through their ranks. In the royal tent, King Karl Fritz watched the smoke rise from his empire's capital, his face pale and unreadable. He held the crown that had once commanded armies, but he felt only the weight of a world drowning in blood. Outside, the roar of Titans clashed with the screams of men, but inside, silence reigned as the king made his choice. He would not send another soldier to die. Instead, he would build a cage for his people and let the world forget them, hoping that time might one day wash away the sins of their ancestors.

Reader's Guide

The Great Titan War represents the pivotal shift in global power dynamics within the Attack on Titan universe. For roughly a century, the Eldian Empire had maintained control over the continent through fear and the overwhelming military might of the Nine Titans. However, this dominance was not sustainable indefinitely. As other nations formed alliances against them and internal corruption weakened the royal family's grip, Marley emerged as a formidable adversary. Marley did not just defeat Eldia; they systematically dismantled its power structure by capturing four of the Nine Titans—the War Hammer, Beast, Cart, and Jaw—while the remaining five were lost or retreated. This loss forced the 145th King, Karl Fritz, to make a desperate strategic withdrawal. He moved the royal family and loyal subjects to Paradis Island, using the Founding Titan's coordinate ability to construct the three walls: Maria, Rose, and Sina. The war effectively ended with this isolationist policy, but it did not resolve the underlying hatred. The world outside continued to view Eldians as devils, while the people inside the walls lived in ignorance of their history. This deception set the stage for the events of the main story, where the cycle of revenge and the truth of the Titans' origins would eventually shatter the peace that Karl Fritz tried to enforce.

Did You Know?

More in Lore & History

Elsewhere in the Attack on Titan universe

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