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The Vikings who invaded western and eastern Europe were mainly pagans from the same area as present-day Denmark, Norway, and Sweden. They also settled in the Faroe Islands, Ireland, Iceland, peripheral Scotland (Caithness, the Hebrides and the Northern Isles), Greenland, and Canada.
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His declaration revealed the top-secret Manhattan Project, portraying it as a huge success in scientific and warfare history. President Harry S. Truman saw atomic energy as a source of power for the United States and as a force for international peace.
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D) The Appalachian Mountains blocked English movement westward
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Once the English set foot in the New World they quickly started to settle in and create lot of settlements. There were lot of expeditions organized with the purpose to better know the new lands, to see if there's more of it that can be used, is there natural resources, other people etc. The explorations though were initially limited to the east coast and the eastern part of the Appalachian Mountains. The reason for this was that the Appalachians were a mountain range that was acting like a natural barrier, having roughly northeast-southwest direction, it was setting apart the eastern coast from the interior of the continent. The high mountain range was too tough and too high for crossing in that period, so explorations west of it were largely avoided.
China they restrict the number of children a couple can have by putting a tax on them if they have more than 1 child
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Scientists have been pondering two possible routes for decades. One crawls along the Pacific Coast, weaving between the islands of southern Alaska; the other slips between two giant ice sheets, much further east and inland. In order to help figure out how plausible the first route is, a team of scientists wanted to measure how long ago ice sheets retreated from the coastline—and now they've done just that, as they report in a new paper published in the journal Science Advances. The new research suggests the route would have been accessible about 17,000 years ago.
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