The Appalachian mountain region was settled by the Ulster Scots.
For being so anti- Northern Irish Protestant/ Unionist in large swaths of modern America (current President and other Irish descendant politicians, media, Irish descendant populated areas) They seem to forget we gave them a direct lineage for 17 of their 44 Presidents and many of their Founding Fathers and influencial persons over the years can be traced back directly to Northern Ireland (Andrew Jackson, Ulysses S Grant, Teddy Roosevelt) and helped to develop their modern traditions and culture.
But then their grasp of history is pathetic and most Americans couldn't point to Europe, less Northern Ireland on a map.
"These pioneering people and their descendants, known in the USA as the 'Scotch-Irish', have often been called "the first true Americans". They have had a huge and disproportionate impact on American education, politics, commerce, the military, journalism, literature, the arts and entertainment."