The Roman Empire From Severus To Constantine 〈Full Version〉

Germanic tribes crossed the Rhine and Danube, while the Sassanid Persians pressured the East.

He took an active role in church doctrine, seeking to unify the faith.

Diocletian stabilized the economy through price edicts and reorganized the military into mobile field armies. However, he is also remembered for the "Great Persecution," a final, violent attempt to suppress the rising tide of Christianity and restore traditional Roman values. The Roman Empire from Severus to Constantine

Severus shifted the empire’s power base away from the Senate and toward the military. While this provided short-term stability, it created a dangerous precedent. His successors, including the notorious , expanded citizenship to nearly all free inhabitants of the empire (the Constitutio Antoniniana ), primarily to increase tax revenue for a ballooning military budget. However, the dynasty ended in chaos with the assassination of Alexander Severus in 235 AD, triggering a half-century of near-total collapse. The Crisis of the Third Century (235–284 AD)

The empire physically broke apart into three pieces: the Gallic Empire in the west, the Palmyrene Empire in the east, and the Roman core. Diocletian and the Tetrarchy (284–305 AD) Germanic tribes crossed the Rhine and Danube, while

After Diocletian’s retirement, the Tetrarchy dissolved into civil war. Out of the smoke emerged . Following his victory at the Battle of the Milvian Bridge in 312 AD—where he claimed to have seen a vision of a cross in the sky—Constantine fundamentally altered the course of Western civilization.

The era began with , a tough general from North Africa who seized power after a bloody civil war. His philosophy was simple: "Enrich the soldiers, and scorn all others." However, he is also remembered for the "Great

Constantine legalized Christianity, moving it from a persecuted cult to the favored religion of the state.