Many Christians take the bible to be a literal historical account. Which details of that we can or can't prove are irrelevant. If you want something more concr

Many Christians take the bible to be a literal historical account. Which details of that we can or can't prove are irrelevant. If you want something more concrete, the Catholic church committed atrocities during the crusades (which were conveniently also around the 10th and 11th centuries), and there are still statues and altars of historical saints and popes.