Paul was prohibited by the Holy Spirit from going into Asia, and instead went into Europe. From Israel to Turkey to Greece and eventually even to Rome he was able to preach the Gospel to the masses. (He actually had plans to go as far as Spain) Churches were founded as a result of Paul's ministry and they continued to preach the Gospel and multiplying throughout time leading to today.
The apostle responsible for spreading Christianity among the Jews was Paul.
Many cultures are responsible for the spreading of Christianity. The main culture which spread it was certainly the Roman Empire.
The apostle Paul spread Christianity throughout the Mediterranean regionSaint Patrick spread Christianity throughout Ireland!
No culture is 'responsible' for Christianity. Christianity is based on the death, burial and resurrection of Jesus Christ.
The apostle Paul is often considered the most influential in spreading the teachings of Jesus due to his extensive missionary journeys and writings that have had a lasting impact on Christianity.
Bloodshed.
Jesus Christ is considered the most important prophet in Christianity.
Spreading Christianity
I believe that this would be Paul. Because of his insistance in preaching the gospel, and even though he was a Roman citizen he was put to death.
He preached Christianity to the heathens in Ireland.
The apostles, particularly Peter and Paul, played significant roles in spreading the Christian faith after the death of Jesus. They traveled to different regions, preached the teachings of Jesus, and established communities of believers. Their efforts were instrumental in the early expansion of Christianity.
Christianity is often considered as beginning at Pentecost, most likely in 33 AD.