Why did cities such as venice flourish as a result of the crusades?

Venice flourished as a result of the Crusaders because, people flew into Venice and which increased its power as a city-state . Crusaders depended on those cities for supplies. The Crusades also led to an increase in trade between the Middle East and Europe and contributed to Venice’s dominance  of the Mediterranean during the Crusades.

the phenomenon that would be cited as evidence of increased economic interdependence between europe and the americas is  the development of mercantilism.

this theory suggests that the wealth of a country depends on its economic assets, or capital.

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social contract theory, nearly as old as philosophy itself, is the view that persons' moral and/or political obligations are dependent upon a contract or agreement among them to form the society in which they live