How many years has it been since 2013?

Name three famous invention of renaissance period in Europe? What were the names of the two brothers who fought for the Plebeian land rights in Rome? How were women perceived as during the medieval era? When did widespread use of credit cards begin? What shoemakers do in the 1600's? What event led to westward expansion? Why did czechoslavakia split into two nations? How do you describe Patricians? How did the columbian exchange affect the eastern hemisphere and the western hemisphere? Roman emperor when Jesus was alive? What role did serfs play in the first crusade? What is Illyria? What timeline was the invention of the wheel? Who did the Europeans fight in the crusades? What were all of Bill Gates accomplishments? What civilization was ruled by monarchs? What reputation did the Scandinavians have in medieval Europe? What is a short definition for the word crusade? Which came first picea or plakuntos? Which statement best describes the role of the Roman Catholic Church in Europe during the Middle Ages?