Around the year 1000, merchants, explorers, and missionaries linked the world together from Newfoundland to China. Trade goods, people, and above all ideas flowed across a rich assortment of routes, connecting previously distant places into a single unit. This was the first instance of what we can call globalization, according to Professor Valerie Hansen of Yale, who wrote a compelling new book on the topic: The Year 1000: When Explorers Connected the World - and Globalization Began.

Get Professor Hansen's book here.

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