Spain felt that Portugal would dominate the world's trading routes and resources and it motivated them to compete with them and invest into their own campaigns, such as the one of Columbus.
Answer:
The Columbian Exchange: goods introduced by Europe, produced in New World. As Europeans traversed the Atlantic, they brought with them plants, animals, and diseases that changed lives and landscapes on both sides of the ocean. These two-way exchanges between the Americas and Europe/Africa are known collectively as the Columbian Exchange.
Explanation:
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In the war of 1812 around 243,885 people fought on behalf of Canada
