The good folk at Wikipedia set today in 312 in the evening ahead of the Battle of the Milvian Bridge as the moment when Constantine, later called the Great, purported to have a vision of a cross in the sky and heard the words “With this sign, conquer.” The details of what followed are confused. Lactanitus wrote it was a modified Latin cross, while Eusebius said it was the Chi-rho cross. I like how some have tried to find natural... Read more