In Universal Century 0085, the Earth Federation has grown weak and corrupt, letting the Titans run rampant. These tyrannical soldiers would do anything to crush the oppostion, whatever it may be.
A rebellion was formed to stop them in that year. They called themselves, the AEUG, the Anti-Earth Union Group.
The Titans easlily defeated the AUEG in the first few months of the rebellion, but the rebels grew and the war raged on. However, the Titans cruelty against these "enemies" would know no bounds....

-Tansho S.E.