Answer:
I'm pretty sure its the roman arch
Explanation: sorry I'm wrong
Encounters between European navigators, explorers, conquerors, colonizers, merchants, missionaries and "other" peoples and cultures over the course of 4 centuries. At an immediate and practical level, conquest, colonization and trade led to modes of domination or coexistence and multi-faceted transcultural relationships. In Europe, such encounters with "otherness" led to attempts to explain and interpret the origins and nature of racial and cultural (linguistic, religious and social) diversity. At the same time, observation of alien societies, cultures and religious practices broadened the debate on human social forms, leading to a critical reappraisal of European Christian civilization.
Superstitions allotted the black death to the Devil.
According to superstitious people, the Black Death was caused by the Devil himself. The Black Death, also known as the Black Plague, refers to a series of pandemic diseases which took the lives of almost 200 million people in Eurasia over the years from 1347 to 1351. The actual cause of the plague was the lack of hygiene, helped by the outbreak of <em>Yersinia pestis</em>, bacteria carried by rats, rather than Satan himself, as was commonly believed.
1. it stopped the spread of slavery north of the Ohio river