Internal fragmentation of the Roman Empire, in 217 Caracalla was killed Guards (Editor's note: the peaceful transfer of power to end the civil strife began), Guard chief Yunus Markley self-reliance for the emperor, and was to Diadumenian rule by the emperor.
In 218 Severus's wife Julia • Misa rebellion, killing Markley Yunus and Diadumenian, Li Misa 13-year-old grandson 埃尔巴伽路斯 as emperor.
222 years Misa kill 埃尔巴伽路斯, stand another 14-year-old grandson of Emperor Alexander Severus •.
In the rebel forces killed 235 • Alexander Severus, standing close Magnus Maximilian as emperor • Trax.
238 Guards killed in the Senate and close Yunus • Maxi Trax, the same year the Senate launched four emperors, all killed, 13-year-old guards stand as a puppet emperor Gordian III.
Guards stand of 244 for the Emperor Philip the Arab.
249 Philip was killed generals Brindisi Ouse.
251 killed in Brindisi Uz, high-Luce throne.
253 high-Luce troops were killed, Valle Liang and his son Gallienus's reign, each of the military operations in the East and West.
259 Rhine generals 波斯杜穆斯 self-reliance for the emperor, the establishment of Gallic Empire.
260 years Valle good and Persians captured during fighting), separatist forces around flared up, Palmyra Empire (The Empire is located between Rome and New Persian Empire, what is now Syria, was attached to the Roman Empire), 260 years independent.
In 268, Gallienus during the suppression of the tyrant who smoke all over the place, being mutinous army assassination, his generals Claudius Dier Shi came to the throne, the end of the Severus dynasty.
270 years, Claudius Dier Shi died of the plague, his generals Aurelian throne.
273 years Aurelian recovered Palmyra area, Rome returned to the East (off Palmyra Empire). Subsequently campaign Gallic Empire, surrender, Gallic Empire perish, reunited in Rome.
275 years Aurelian was assassinated by the army during the Persian expedition, 76-year-old veteran of the Senate elections nobility of Emperor Tacitus.
276 years, the death of Tacitus, Probus generals ascended the throne.
282 years Probus was assassinated military commander of the Guards of his 59-year-old Carus throne.
In 283, Carus Persian expedition in the way violent death, the army expedition son Elijah Noumea Yunus came to the throne, a month after the assassination, Guard chief Diocletian ascended the throne.
284 years, defeating another son of Carinus Carus west near Belgrade. (Between 235 years to 284 years, Rome spate 20-25 emperor, reign on average only two to three years)
After Diocletian ruled the empire for decades, abdicated, the peaceful transfer of rights, civil strife in Rome temporarily stop a paragraph.
In 311 Galerius died, 李锡尼乌斯 throne, beat Magnus Maximilian dense • on behalf of Asia, Eastern unity.
In 312 Constantine defeated Maximian's son Maxentius, unified West.
313 Constantine and李锡尼乌斯enacted Milan assassination proclamation declaring *** legitimate.
323 Constantine I defeated 李锡尼乌斯, unified Rome, the end of the colonial period were the Four Emperors, Constantine dynasty began.
330 in Constantinople after the completion of six years, Constantine moved the capital so far.
353 Constantine I's son Constantius II became in fact supreme ruler.
361 Constantius II cousin, Julian apostates rebel, kill Constantius II, ruled the empire.
363 killed Julian in Persia, Jovian the throne.
364 Valentinian I stand by the army for the emperor, the eastern part of the empire to his brother Walun Shi, began 瓦伦蒂尼安 dynasty.
376 Valentinian I die, Valentinian II ascended the throne.
383 Glasgow Sebastian died.
388 Valentinian II was killed, ending 瓦伦蒂尼安 dynasty, Theodosius dynasty began.
394 Theodosius defeated the Western usurper Eugen Arrhenius, the last unified Roman Empire.
395 January 17, Theodosius I died, the eastern part of the empire to his eldest son Arcadius, western part to his youngest son Honorius. Roman Empire officially split in two.
407 Alaric laid siege to the city of Rome.
409 Alaric again besieged the city of Rome.
In 410 Alaric third siege of the city of Rome, Rome fall.
418 years of the establishment of the Kingdom of the Visigoths, the capital of Toulouse, to the territory of the Roman Empire first barbarian kingdom.
423 Honorius died, Valentini Ansan Shi came to the throne.
451 Attila the Hun leader Attila garrison five hundred thousand invasion of the Western Roman Empire .
• After 454 years Petronius Maximus and Aetius killed Valentini Ansan Shi, himself emperor.
455 Vandals leader Gaisailike invasion, kill • Petronius Maximus, sacked Rome after the withdrawal.
Ricimer in power, has killed a puppet emperor Avi Tucci, ink Qiao Lian, Libby Ust • Severus, 安特米乌斯, Li Olybrius.
471 Gangduobaide ruling, Li 格利塞里乌斯 as emperor.
476 Aoduoyake came to power, waste Road • Romulus Augustus Luz, will transfer to the national emblem of the Western Roman Empire Eastern Roman Empire , the Western Roman Empire.
In 527 Justinian I ascended the throne.
1204 Constantinople fell to the Crusaders.
1261 1261 Byzantine Emperor Michael VIII ‧ Parry Maiolo Vegas liberation of Constantinople .