Why is Christianity popular in Europe?

Christian missionaries were active and persuasive. Many of them traveled around Europe to spread Christianity and baptize people.

Merchants, Missionaries, and soldiers helped in spreading out Christianity in north and west Europe in the first few centuries A.D.

In 313 Edict of Milan was passed which is a proclamation that established tolerance for Christians and ended their persecution. Prior to that proclamation Christians had to hide their religion.

Under Emperor Constantine ,who gave broad support to Christianity, the religion became the official religion of the Roman empire.

St Patrick is believe to be one of the people who helped Christianity become popular in Ireland. St Patrick made efforts to convert the Irish population to Christianity and from among his converts new missionaries spread the world outside Ireland.

When a ruler or a king converts to Christianity a large number of people usually follow them. Missionaries often manged to convert rulers and kings to convert to Christianity.

Historians believe that the baptism of Clovis I , the ruler of the franks, in year 496 was an important step that led to the spread of Christianity in western Europe.

The Carolingian Emperor Charlemagne led a series of campaigns against the Saxons in order to pressure them to accept Christianity. After many deaths the Saxons accepted Christianity.

In 301 Tiridates III , the King of Armenia, converted to Christianity and made it the official religion of the country.

Starting the 4th century Theodosius I started to force the spread of Christianity by banning pagan religions establishing decrees that prohibit their activities.

As the colonization era started Christianity was carried out to the Americas, Asia and Africa.

In Roman religions the afterlife was a concept not available to everyone as only Heroes were promised an afterlife. Historians believe that the Christian concept of afterlife helped the religion spread throughout Europe.