What were 3 important years during the northern renaissance

Charles Homer Haskins wrote in "The Renaissance of the Twelfth Century" that there were three main periods that saw resurgences in the art and philosophy of antiquity: the Carolingian Renaissance, which occurred during the reign of Charlemagne, the first emperor of the Holy Roman Empire (eighth and ninth centuries

where is the picture of the graph or table?

president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.