The Muslims were weakened enough so they didn't finish taking over the rest of Europe and wiping out its inhabitants. Hope this helped, have a great day! :D
He is associated with The Social Contract
5th to the 15th century is when the middle ages were!
The answer is going to be Anthology
<span>John Chapman, called Johnny Appleseed, was an American pioneer nurseryman who introduced apple trees to large parts of Pennsylvania, Ontario, Ohio, Indiana, and Illinois, as well as the northern counties of present-day West Virginia</span>