100 POINTS The original purpose of the Crusades was to remove “infidels” from the Holy Land. What did the Crusades actually change in the governments and cultures of the Middle Ages (both European and Middle Eastern changes)? Why do you think the Crusades caused those changes?

Ahistorian is writing a book about british prime minister winston churchill. she claims that churchill was one of the earliest british leaders to realize that nazi germany was a serious threat to british security what is the best way to determine whether the historian's interpretation is valid? o a. review primary sources to see if churchill ever recorded his opinions of nazi germany. o b. find out whether the historian has written any other books about british leaders. c. analyze secondary sources summarizing the effects of nazi germany on great britain. o d. cite the historian's book in another study about important 20th- century world leaders.

The permo-triassic extinction event had a greater impact on the number of earth's species than did the extinction event at the end of the cretaceous true false

What is a major function of the presidential cabinet