How did the transition for hunter- gatherer to farmer- herder lead to civilization?

What did the Muslims think of Christians during the crusades? What were the knights of camelot known as? Why did the Crusades attack? How do medieval kings die? What did cooks do in the middles ages? What were the two main sides that fought in the crusades? How did people travel in the middle ages? What group of people from NOrthern Europe raided Europe between 800 and 1100? What kind of people were the Mongols and why were they such successful conquerors? Where does the name middle passage come from? How long did it take them to get to west Africa during the slave trade? How tall is Roman Florentin? Why did Caracalla move his army back to Hadrian's wall? A list of all the things the Walter Raleigh has brought back to England? How high was the roman Colosseum? What did European conquerors adopt and change from the new world traditions they encountered? What did Cassius do during his battles with Octavian and Antony to damage relations between Judea and Rome? After the collapse of the Republic and the emergence of ruling emperors what right were lost by the middle and lower classes? Which century is 1887? Where did monolog originate?