Answer:
This was because during the Roman Republic, the value of art and religion was not took into mind so very carefully. But when the Roman Empire started, the Renaissance made people think twice about the art they had and the religion they believed in. Since then, the world has considered art and religion "important."
At Yalta, Roosevelt and Churchill discussed with Stalin the conditions under which the Soviet Union would enter the war against Japan and all three agreed that, in exchange for potentially crucial Soviet participation in the Pacific theater, the Soviets would be granted a sphere of influence in Manchuria following.