In recent years there has been a surge of interest in the ecclesiastical history of the mid-fourth century, particularly in the reign of Constantius II. There follows some discussion of three events of the period c.354-67 CE which have as their common theme the relations between the various emperors and the leading Arian (for want of a more precise term) bishops of the day: 1) Ecclasiastical politics and the death of Gallus Caesar. 2) Leontius of Tripoli: a neglected neo-arian. 3) The exile of Eunomius in 367 CE