in the name of Claudius.

270. The Goths are again defeated by Claudius; shortly after, he dies of
the plague at Sirmium. His brother assumes the purple, but dies by his
own hand seventeen days later. Aurelian is universally acknowledged as
emperor; he makes peace with the Goths, and relinquishes Dacia to them,
transferring that name to another province south of the Danube.

271. The Alemanni who had invaded Italy are overwhelmed by Aurelian.

272. Aurelian attacks Zenobia, Queen of Palmyra; he captures Tyana,
Emesa, and Antioch.

273. Palmyra surrenders to Aurelian, and Queen Zenobia is made prisoner.

274. Aurelian, having reunited the Roman Empire, celebrates a splendid
triumph at Rome. Queen Zenobia is treated generously and passes her life
in peace and affluence.

275. On his march to attack Persia, Aurelian is assassinated; Tacitus is
elected by the senate.

276. Aurelian's murderers are punished by Tacitus; he dies while leading
an expedition against the Goths, who had invaded Asia. Florian, his
brother, succeeds him; he is slain. Probus is proclaimed emperor by the
army; the senate confirms it.

277. Probus drives out the Franks, Burgundians, and other German tribes
that had overrun Gaul. A number of his prisoners, removed to Pontus,
seize a fleet in the Euxine, escape through the Bosporus, plunder many
cities on the shores of the Mediterranean, and reach Germany again.

278. Probus repairs the fortified line from the Rhine to the Danube,
expels the Goths from Thrace, represses the Isaurian robbers, and
arrives in Syria, where he arranges terms of peace with Persia.

282. Probus, successful since 276 against the enemies of Rome, is killed
in a mutiny of the army at Sirmium.

Accession of Carus; he gives the title of caesar to each of his two sons,
Carinus and Numerianus.

283. Carus wages a successful campaign against Persia; he dies
mysteriously in his tent, near Ctesiphon, during a violent storm.
Carinus and Numerianus become joint emperors of Rome.

284. Murder of Numerianus; Diocletian proclaimed emperor.

285. Carinus is murdered.

286. Maximian made Imperial colleague of Diocletian.

287. The Bagauds revolt in Gaul.

288. Carausius, in command of the Roman fleet at Gessoriacum, revolts
and establishes an independent sovereignty in Britain.

292. Constantius Chlorus and Galerius are appointed caesars by Diocletian
and Maximian; the Roman Empire is divided among the four.

293. Carausi