34- The Valerian Persecution
In 257 A.D., the Roman Emperor Valerian launched the second empire-wide persecution of Christianity…
The English translations I used for the martyrdom accounts of Fructuous, Marian and James, and Montanus and Lucius can be found in the Appendix of Keresztes Imperial Rome and the Christians Vol. 2.
For the Proconsular Acts of Cyprian see A New Eusebius ed. by Stevenson and Frend.
For Dionysius of Alexandria’s letter Against Germanus see here
Eusebius’ account of the Valerian Persecution can be found in book 7 of the Ecclesiastical History
A very good article on the reason for Valerian’s persecution is: “Imperial Religious Policy and Valerian’s Persecution of the Church, A.D. 257-260”- Christopher J. Haas; Church History, Vol. 52, No. 2 (Jun., 1983), pp. 133-144