What if…

The battle of Tours and Poitiers in 732 is considered a turning point in the history of Europe. Charles Martel prevented the Islamic advance into Western Europe and for many years was celebrated as the saviour of the Christian West.
But how important was the battle? What consequences would Charles Martel’s defeat have had on the Christian Occident? What if Islam had conquered Europe? A team of so-called “counterfactual history” experts provide some historically sound answers.