[U-238]

If I remember my history correctly,in June 1099 Crusaders began a five-week siege of Jerusalem, which fell in July 1099.

[Timber Rattler]

Yeah, but after they took the city, they marred their victory by conducting a general massacre of Muslims, Jews, and even Christians in the city, the streets of which ran red with blood.

Siege of Jerusalem

People have to be careful with allusions to the Crusades since many of the crusaders had more worldly motives for going east rather than simply defending the faith. And they were tough, brutal men in their own right.