Columbus and the Inquisition

The old world stretched from the edges of europe, right ireland, western france, western spain and what's now portugal. And i mean, china on the other side, is connected to this pipe line and everything in between. There are things like diseases, foods, a codes of conduct and morality that are shared. So when columbus rolls up into the new world, so called new world, and lands, the person that is landing there is a person from the middle ages.