Why Christians used it, why it worked, and why it died.

The story of Erik the Red, his son Leif (the famous explorer) and the most misnamed of Viking Islands

The conversion of Sweden is unspectacular—and for that reason most illuminating.

The stories of three Viking rulers and their encounters with Christianity.

How missionaries' modest beginnings eventually bore fruit in Denmark

At a legislative Althing, a pagan judge prevented civil war in iceland by converting everyone to Christianity.

What runestones and graveyards reveal about the Vikings' conversion process

Besides spiritual solace, Vikings were attracted by Christianity's tangible blessings.

King Olaf Haraldsson had only moderate success at converting his people—until a year after he was killed in battle.

When it comes to conversion by the sword, few can match the ruthless exploits of King Olaf Trygvesson.

Fascinating and little-known facts about the Vikings and their times.

Behind the fanciful legends of the fifth-century British missionary stands a man worthy of embellishment.

How Patrick may have convinced the Celts to turn from ritual killings to the one who died for all.

Celtic Christianity is not as theologically unique as many have supposed.

Legendary Brigit brought joy and the burning presence of God.

Much that is heralded as Celtic Christianity today is neither Celtic nor Christian.

Rejecting paganism, these five Christians helped evangelize an empire.