Who invented the cradle in the gold rush?

How many years have passed since 1950? What century is 1472? Which body of water was completely surrounded by the Roman Empire? What compromise ended the third crusade? What did people in medieval castles eat and drink? How is Western Central Europe able to produce hydroelectric power? Roman network used for trade and transportation? In The Once and Future King by TH White what four phases has the court of Camelot gone through? The Frankish kings expanded their territory most often through? Could both men and women become citizens of medieval towns? Is the western national life insurance company the same as the national western life insurance company? What are bad things about the roman empire? What were two methods for deciding the guilt or innocence of accused criminals in the Early Middle Ages? Where is the boar greese on terrible treasures measly middle ages? What modern day country is Byzantium located? When will fourth millennium ad start? What are the 7 millennium items? What was the purpose of All Quiet On the Western Front? Where did the enlightenment ideas sweep through between 1550 and 1789? Why might culture seem different now than it was in years past?