Answer:
Roman art refers to the visual arts made in Ancient Rome and in the territories of the Roman Empire. Roman art includes architecture, painting, sculpture and mosaic work. Luxury objects in metal-work, gem engraving, ivory carvings, and glass are sometimes considered in modern terms to be minor forms of Roman art,[1] although this would not necessarily have been the case for contemporaries.
Explanation:
As can be seen on a map of the world, the continental coastlines of North America and Europe and of South America and Africa almost match. Hoped this helped !!
Created a check and balance system.
Alliances were created in reaction to fears of growing military. There was an assumption that no one would attack a country knowing other countries would come to the aid of their alliance. World War I proved a small incident with alliances in place would lead to a deadly war.