Before BC the world was all Pagan, but the roman Legions captured the Middle East, and over the centuries captured Europe including England, they executed Christ, brought his Disciple's to Rome and executed them, including ST Peter. 64 A.D. By 313 A.D the Emperor Constantine had fully recognized Christianity and started to build a Christian Church in 324 and the tomb of ST Peter placed a the centre of the apse
While the Roman legions where in England no one dare oppose them so the Norwegians and Danes Vikings would only raid our shores on the Coast, But when the Romans left England, CNut (Canute to you) gathered a great force and Conquered England, becoming it's king by sheer force and destroying Coventry Priory and most else.
But Leofric wealthy land owner was educated the Roman system, IN Chester, the main Roman city in England Spoke and read the Latin of the day, one of the top four men In England, he was also a great Diplomat, he was asked by Rome to rebuild the Priory, re-educate Canute from Pagan to Christian. (in 1952 I travelled to the Vatican to confirm this, my certificate of Pilgrim from Jerusalem opened many doors ) and yes I was told that was correct. I loved Rome, and the Vatican part I was allowed to see was out of this world, (The Coliseum and other buildings cost me nothing in those days) (I latched on to tourist parties to hear the history)
Chester was the main Garrison town in England for the Romans, and Chester Racecourse is like no other in England, (round/Oval course )