In my previous posts I began to talk about the vision(s) that Constantine had that led him to convert.  So far I have talked about two accounts, one in the panegyric of 310 CE and the other in the writing, not long after the conversion itself (in 312 CE), of the Christian author Lactantius.  The most famous account is found in the only biography of Constantine from the ancient world, the Life of Constantine by Eusebius, the fourth century “Father of Church History” (called this because his other book, Ecclesiastical History, was the first attempt to write a history of Christianity from the time of Jesus down to his own day). The Life of Constantine was published after Constantine’s death in 337 CE, and so it is narrating events that happened earlier – in the case of the conversion, some 25 years earlier.  But Eusebius claims that he hear the account from Constantine himself, and that Constantine swore up and down that it was what really happened. This all took place during a military campaign.  [...]