What is millennia?

Did the treaty of verdun divide Charlemagne's empire into three parts? How was roman government different berfore the twelve tables? Was it just boys that were sent up chimneys in Victorian times? What motivated Europeans to begin exploring in the 1400s? How have the ideas of Greek Democracy and Roman Republic influenced todays world? Who is a cobbler from the 1700s? How many years is between 1991 and 2011? What was the interaction between first nations and the french? What century was the year 1215 ad in? How did the Byzantine preserved Greco-Roman culture? How does the cultural diffusion work? What was the hayward's job in medieval times? What did Claudius do that was bad? What was the cure to the illneses 1600? What effect did foreign peoples have on the success or failure of Chinese dynasties? When did the roaring 20s start? How did saggy pants start? What were the goals of a medieval women? What is the date of Robin hood's birth? What region did cowboys drive cattle herds to market at railroad centers?