Billions have done so throughout the last two thousand years.
Christianity
christianity
It is believed that none of the gospels was written in Palestine. By the time the first gospel was written, around the year 70 CE, it seems that Christianity had already spread outside the vicinity where Jesus walked.
Horatius Cocles did not do anything to spread Christianity. Christianity did not even exist in his days. He was around 6th century B.C; that is, some five centuries before Jesus Christ.
Christianity is spread all over the world.
European trade and conquest took Christianity to Africa and the Americas. Christianity also spread to Asia, but with rather less success as it met other advanced religions that were more difficult to supplant.
By 325ad Christianity had spread throughout the Roman Empire and to Britain. If you google "spread of Christianity map" you will find maps showing the spread.
Christianity started in Judea in present day Israel, which was a province of the Roman Empire. It then spread around this empire.
St. Paul traveled to spread the teachings of Christianity and to attract converts.St. Paul traveled to spread the teachings of Christianity and to attract converts.St. Paul traveled to spread the teachings of Christianity and to attract converts.St. Paul traveled to spread the teachings of Christianity and to attract converts.St. Paul traveled to spread the teachings of Christianity and to attract converts.St. Paul traveled to spread the teachings of Christianity and to attract converts.St. Paul traveled to spread the teachings of Christianity and to attract converts.St. Paul traveled to spread the teachings of Christianity and to attract converts.St. Paul traveled to spread the teachings of Christianity and to attract converts.
Kings and Monasteries helped to spread Christianity.
Monks help spread Christianity across Europe.
The spread of Christianity matters because it was one of the factors that shaped our western culture.The spread of Christianity matters because it was one of the factors that shaped our western culture.The spread of Christianity matters because it was one of the factors that shaped our western culture.The spread of Christianity matters because it was one of the factors that shaped our western culture.The spread of Christianity matters because it was one of the factors that shaped our western culture.The spread of Christianity matters because it was one of the factors that shaped our western culture.The spread of Christianity matters because it was one of the factors that shaped our western culture.The spread of Christianity matters because it was one of the factors that shaped our western culture.The spread of Christianity matters because it was one of the factors that shaped our western culture.