The key figure of Christianity is Christ. For us to be true christian we must follow the work of Christ.
the Bible
The apostles spread the message in key areas of the empire and converted people.
The Holy Bible.
Jesus is Lord
Key practices of Christianity are reading the Bible. Praying to God. Worship in whatever form you may. Attending a church to fellowship with other believers.
That would be the new testament as without it Christianity wouldn't exist , merely Jewdeism.
some events were the people living and people surving the odds of relunctancy and prosperity with the worth of contollism and love
Christianity is a very appealing religion, particularly by people who have no standing in society. Christianity stresses that death may not be the end, that the riches, powers, and glory of this world are unimportant (thus the appeal to the powerless), that God loves all people, and that love of other people is the key to salvation. Therefore, many Romans abandoned the Roman gods and converted to Christianity.
Saint Patrick taught the Trinity to the Irish people as a way to explain the concept of one God in three persons, Father, Son, and Holy Spirit. By using the shamrock as a visual aid, he was able to illustrate this complex idea in a simple and understandable way for the local population.
Christianity is popular because it is The Truth and key to heaven.
St. Paul, who spread Christianity as far as Rome. Constantine made Christianity the official state religion of the Roman Empire.