<P> According to chroniclers such as Eusebius of Caesarea and Lactantius , the battle marked the beginning of Constantine 's conversion to Christianity . Eusebius of Caesarea recounts that Constantine and his soldiers had a vision sent by the Christian God . This was interpreted as a promise of victory if the sign of the Chi - Rho , the first two letters of Christ 's name in Greek , was painted on the soldiers ' shields . The Arch of Constantine , erected in celebration of the victory , certainly attributes Constantine 's success to divine intervention ; however , the monument does not display any overtly Christian symbolism . </P>
<P> According to chroniclers such as Eusebius of Caesarea and Lactantius , the battle marked the beginning of Constantine 's conversion to Christianity . Eusebius of Caesarea recounts that Constantine and his soldiers had a vision sent by the Christian God . This was interpreted as a promise of victory if the sign of the Chi - Rho , the first two letters of Christ 's name in Greek , was painted on the soldiers ' shields . The Arch of Constantine , erected in celebration of the victory , certainly attributes Constantine 's success to divine intervention ; however , the monument does not display any overtly Christian symbolism . </P>
who converted to christianity after winning a decisive battle
who converted to christianity after winning a decisive battle
Constantine
Constantine