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The Appalachian Mountains, [b] often called the Appalachians, are a mountain range in eastern to northeastern North America.The term "Appalachian" refers to several different regions associated with the mountain range, and its surrounding terrain.
During most of the Late Cretaceous (100.5 to 66 million years ago) the eastern half of North America formed Appalachia (named for the Appalachian Mountains), an island land mass separated from Laramidia to the west by the Western Interior Seaway. This seaway had split North America into two massive landmasses due to a multitude of factors such ...
Paleogeographic reconstruction showing the Appalachian Basin area during the Middle Devonian period. [9] The "Pennsylvania Salient" in the Appalachians appears to have been formed by a large, dense block of mafic volcanic rocks that became a barrier and forced the mountains to push up around it. 2012 image from NASA's Aqua satellite.
The Scotch-Irish made up a substantial portion of the Continental Army and the state militia in the American War of Independence. They went on to form what became the backbone of Appalachian Culture. Partly because of the language difference, the two groups tended to keep to themselves. [1] [2] [3]
Edgar Allan Poe later took up the idea and considered Appalachia a much better name than America or Alleghania; he thought it better defined the United States as a distinct geographical entity, separate from the rest of the Americas, and he also thought it did honor to both Irving and the natives after whom the Appalachian Mountains had been ...
The Alleghanian orogeny, a result of three separate continental collisions. USGS. The immense region involved in the continental collision, the vast temporal length of the orogeny, and the thickness of the pile of sediments and igneous rocks known to have been involved are evidence that at the peak of the mountain-building process, the Appalachians likely once reached elevations similar to ...
The Scratch of a Pen: 1763 and the Transformation of North America. Oxford University Press. ISBN 978-0-19-533127-1. Holton, Woody (1999). "Land Speculators versus Indians and the Privy Council". Forced Founders: Indians, Debtors, Slaves, and the Making of the American Revolution in Virginia. UNC Press Books. pp. 3– 38. ISBN 978-0-8078-9986-1.
The expedition did reach the Overhill Cherokee area, but Needham was killed on the return trip. Gabriel Arthur was almost killed, but was rescued and adopted by a Cherokee chief. For his own safety, Arthur was then sent with one of the chief's raiding parties. For about a year, he traveled with the Cherokee throughout the Appalachians.