Who did the explorers discover already living in the west?

Was there wild bears in England during medieval times? What caused the Crusades to begin? How much of European sea-going trade was controlled by the Italian city- states? Why was Babur called the founder of Mughal Empire? How did protestantism begin? Who did the crusaders fight against during the crusades? What group of people established the largest continental empire in history? A historian is interested in learning about the ancient Roman Colosseum an arena where trained fighters battled one another for spectators' entertainment. Many gladiators were slaves who were forced? How many years between 1996 to 2014? What did the location of the roman peninsula contribute to? River on northern boundary of roman empire? How many centuries is 1000 years? What are civil reponsibilities? What was emperor Constatine's mothers nAME? What is a medieval stable? What equipment did doctors use in Medieval times? What do shoulder plates do for roman soldiers? When did Northern Crusades happen? Who led the peasant crusade? Was Rome burned by the senate?