Answer:
Marco Polo ran one of the khanates in the region
The correct answer is:
Rocks closer to the ridge are newer.
The Glomar Challenger was a drilling ship built in 1968 to gather samples from the ocean floor. The study found that the more distant away from a ridge the samples were obtained, the older the rocks were. Therefore, the youngest rocks were always in the closer to the ridges. This was proof of the sea-floor spreading that had previously taken place.
The correct answer is Oregon Country.
Manifest Destiny is the idea that America should controll all land from "sea to shining sea." More specifically, Polk and other individuals who believed in Manifest Destiny thought America should control all land between the Atlantic and Pacific Ocean.
In order to do this, America would have to gain land from other countries. One of these countries was Great Britian. Great Britain still had influence in North America, as they controlled part of the modern day Northwest (bordering the United States and Canada). Polk, who had an expanionist mindset, was focused on annexing this territory from the British and use the phrase "54'40 or fight!" to show that he would be willing to go to war with Britian for Oregon territory. Ultimately, war is avoided and the US gains up to the 49th parallel.
Answer/Explanation:
Jimmy Doolittle of the Doolittle raid attack Tokyo. Japan believed emperor was untouchable. When the operation was launched and was successful they immediately had a change of thought. There was no way the would be able to beat America.