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POLITICAL HISTORY OF PARTHIA

left for Syria.[1] During this siege Laetus, who had so successfully defended Nisibis, was killed by the soldiers, perhaps at the Emperor's command.[2] Laetus was extremely popular with the men and was suspected of too high political aspirations.

The Parthian campaign of Severus can scarcely have given satisfaction from either the political or the personal point of view. No territory beyond that already within the Roman sphere of influence was added, the loss of men was heavy, and the expedition closed with the failure at Hatra. On the other hand Parthia suffered greatly. Her western capitals and territory had once more been raided by Roman arms, and the destruction caused must have furthered the rapid decay which was already under way.

Between the departure of Severus from Hatra and the death of Vologases in 207/8[3] our sources for Parthia fail us. At any rate Vologases IV was followed by his son, the fifth of the same name.[4] In 211 Caracalla became head of the Roman state. Not long after this Abgarus IX of Osroene began to expand the limits of his control over neighboring groups. Caracalla induced the king to pay him a friendly visit and

  1. Dio Cass. lxxvi (lxxv. 11–13). The campaign was commemorated in 197–98 by issues bearing the legend VICT. PARTHICAE (see Mattingly and Sydenham, op. cit., IV, 105, No. 121, and 108, No. 142(a)) and then and later by numerous other coins celebrating the return of peace.
  2. Dio Cass. lxxvi (lxxv. 10); Spart. Severus 15. 6.
  3. McDowell, Coins from Seleucia, p. 199.
  4. Dio Cass, lxxviii (lxxvii. 12. 2a).