CONTENTS. Importance of Britain . . 424 Power of Carausius . . ib. A. D.289. Acknowledged by the other emperors . . 425 A.D. 294. His death . 426 A.D. 296. Recovery of Britain by Constantius . . ib. Defence of the frontiers . 427 Fortifications . . ib. Dissensions of the barbarians . 428 Conduct of the emperors . ib. Valour of the Caesars . 429 Treatment of the barbarians . ib. Wars of Africa and Egypt . 430 A.D. 296. Conduct of Diocletian in Egypt . . . 431 He suppresses books of alchymy 433 Novelty and progress of that art ib. The Persian war . . ib. Tiridates the Armenian . 434 A. D. 286. His restoration to the throne of Armenia . . 435 State of the country . ib. Revolt of the people and nobles ib. Story of Mamgo . . 436 The Persians recover Armenia . 437 A. D. 296. War between the Per- sians and the Romans . 438 Defeat of Galerius . ib. His reception by Diocletian . 439 A. D. 297. Second campaign of Galerius . . ib. His victory . . . 440 His behaviour to his royal captives 441 Negociation for peace . ib. Speech of the Persian ambassador 442 Answer of Galerius . . ib. Moderation of Diocletian . 443 Conclusion and articles of the treaty ib. The Aboras fixed as the limit be- tween the empires . . 444 Cession of five provinces beyond the Tigris . . 445 Armenia . . ib. A. D. 303. Triumph of Diocletian and Maximian . ib. Long absence of the emperors from Rome . . .447 I'heir residence at Milan and Ni- comedia . . 448 Debasement of Rome and of the senate . . . 449 New bodies of guards, Jovians and Herculians . . 450 Civil magistracies laid aside . 451 Imperial dignity and titles . 452 Diocletian assumes the diadem, and introduces the Persian ceremonial . 453 New form of administration ; two Augusti and two Caesars . 454 Increase of taxes . . 456 Abdication of Diocletian and Max- imian . . . 457 Resemblance to Charles the fifth ib. A.D. 304. Long illness of Dio- cletian . . 458 His prudence . . ib. A. D. 305. Compliance of Maxi- mian . . . 459 Retirement of Diocletian at Sa- lona . . 460 His philosophy . . ib. A. D. 313. His death . 461 Description of Salona and the ad- jacent country . . ib. Of Diocletian's palace . 463 Decline of the arts . . 464 of letters . . 465 The new Platonists . . ib.
