Answer:
Christopher Columbus introduced horses, sugar plants, and disease to the New World, while facilitating the introduction of New World commodities like sugar, tobacco, chocolate, and potatoes to the Old World. The process by which commodities, people, and diseases crossed the Atlantic is known as the Columbian Exchange.
Explanation:
Answer:
i need help with this one too plz help Explanation:
St Petersburg was frozen and unusable for half the year
Also they didn't have fish to eat for half a year
So when that warm water port was acquired it was a game changer.
