What was the impact of the crusaders in world history?

answer:

the crusades were organized by western european christians after centuries of muslim wars of expansion. their primary objectives were to stop the expansion of muslim states, to reclaim for christianity the holy land in the middle east, and to recapture territories that had formerly been christian.

explanation:

you can literally google this.

answer; /// first blank///one(1) foot; second blankfour(4) feet;