113 Chosroes wrests Armenia from King Exedares and gives it to Parthamariris, both sons of Pacorus.
114 The emperor Trajan, indignant at Chosroes’ act, seizes Armenia and makes it a Roman province.
115 Trajan takes Ctesiphon and Seleucia.
116 Revolt in Parthia with Mithridates VI at its head. Death of Mithridates, and his son Sinatruces takes his place. Chosroes regains Nisibis, Seleucia, and Edessa.
117 Trajan crowns Parthamaspates king of Parthia, deposing Chosroes. Death of Trajan. Hadrian withdraws Roman soldiers and Chosroes recovers throne. Parthamaspates expelled.
130 About this date Chosroes dies and Vologases II rules as sole king. The influence of Rome preserves peace in the kingdom.
148 Death of Vologases, aged ninety-six, having reigned seventy-one years. Vologases III succeeds. He continues the peace with Rome until,
162 when, after death of Antoninus Pius, Vologases enters Armenia and expels the king. The greatest war between Rome and Parthia ensues.
164 Aridius Cassius drives Vologases from Syria, enters Babylonia, and burns Seleucia, the most important city of the East.