Please read this very interesting article by Shlomo Sand;a professor of History at Tel Aviv University. Read it till the end.It is very  controversial because it discuss the origin of the Jews ,sorry it goes beyond that saying that the Palestinians were in the fact the real owners , they are descends of the Jews who converted to Christianity then to Islam as far as I understand , may be I did not get right ,it is a radical thought in the end.  read more »