There lots of “nationalities “like that/ To pick a non-controversial one, “Italian.” Italy is a modern creation, unified in 1861-1870. The Italian language is an artificial construct. On the other hand, nobody calls themselves Appalachian, but most of us are Scotch-Irish. Most of us say “just plain American,” which is also not a nationality.
“Palestinian” is a nationality to the same degree that “Appalachian” is.
There lots of “nationalities “like that/ To pick a non-controversial one, “Italian.” Italy is a modern creation, unified in 1861-1870. The Italian language is an artificial construct. On the other hand, nobody calls themselves Appalachian, but most of us are Scotch-Irish. Most of us say “just plain American,” which is also not a nationality.