Read some history to get a clue, and stop supporting those who are on our US list of terrorist orgizations (Hamas, Hezbollah,...). The "Palestinians" are voting Hamas leaders into office.
British Mandate for Palestine (WW I to 1948)
http://www.palestinefacts.org/pf_mandate.php
Check out 170, no Israel, lose 6 million Jews, that's not extermination, there's still 8 million left.