Palestine is a geographic location thus anyone from there whether Arab, Jew, Christian, etc. can be called Palestinian.
https://www.science.co.il/israel-history/Palestine-history.php
The problem is when modern nation states become subservient to sectarian materialistic religion when they are supposed to serve all people regardless of race, religion, or nationalism. Pure religion is nonmaterial beyond the limited identity of material
nature. Thus freedom of religion and nonviolence is that higher spiritual consciousness necessary for human advancement and understanding.
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