The muslims hated us and each other long before the Crusades. The intolerance of any viewpoint other than their own sect (one of 73 versions) to the point of civil war slaughter dates back to AD 600’s and lasted well past 1150.
But it wasn’t the Crusades that set the stage leading to Europe’s freedom from muslim rule - it was none other than the grandson of Genghis Khan. (and it was this grandson’s wife and his concubine who saved the Christian Nestorians in Baghdad) :
from John Hopkins U, a brief trip down history’s memory lane:
https://www.thegreatcoursesdaily.com/the-mongol-sack-of-baghdad-in-1258/