Native Americans in the United States reached the West Coast in the 1770s, smallpox rapidly killed at least 30% of Northwest Coast Native Americans. For the next eighty to one hundred years, smallpox and other diseases devastated native populations in the region. Puget Sound area populations, once estimated as high as 37,000 people, were reduced to only 9,000 survivors by the time settlers arrived en masse in the mid-19th century. Smallpox epidemics in 1780–82 and 1837–38 brought devastation and drastic depopulation among the Plains Indians. By 1832, the federal government established a smallpox vaccination program for Native Americans ("The Indian Vaccination Act of 1832"). It was
Scottish Americans Scottish placenames in the US include: Scottish Americans Scottish Americans or Scots Americans (Scottish Gaelic: "Ameireaganaich Albannach"; ) are Americans whose ancestry originates wholly or partly in Scotland. Scottish Americans are closely related to Scotch-Irish Americans, descendants of Ulster Scots, and communities emphasize and celebrate a common heritage. The majority of Scotch-Irish Americans originally came from Lowland Scotland and Northern England before migrating to the province of Ulster in Ireland (see "Plantation of Ulster") and thence, beginning about five generations later, to North America in large numbers during the eighteenth century. Large-scale emigration from Scotland to America began in the