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:
Germany handed over its fleet of U-boats
Explanation:
The World War I ended with a win of the Allied forces. Germany did not surrendered though, but instead an armistice was signed. The same was the case with Austria-Hungary, the Ottoman Empire, and Bulgaria. There were multiple limiting things in the armistice for Germany, but it did not affected its military power, nor did the Germans had to give up on any of their weapons, thus they kept everything they had, including their fleet of U-boats. That didn't turned out to be the best move, as Germany was left with a basis to be able to upgrade and start a new war, which happened soon after.
It is spread by infected mosquitoes.
Madison and his constitution writing colleagues had in mind a system in which the Senate keeps an eye on the House, while the House watches the Senate.
