He actually suffered far more than the folks in Europe who were up against other Europeans who actually treated them kindly in comparison to what you could expect in America.
Notice the dates ~ Brebeuf is about a century later than the guys you're naming. By that time the Europeans had given up religious wars.
The Iroquois were not yet ready to abandoned their most ancient and sacred customs of torturing people.
The essence of my post is the role of faith and reason.