The body count is not even comparable.
What? yes it is... they been fighting for over 3000 years, Palestine has had it's fair share of winnings
You can understand why though ? There country has been over run with theiving vermin - little by little they lose more and more. 
Well, Israel owned this territory between 1000- 550bc, then the Babylonians, then the Persians, then the Greeks, then the Romans, then the Barbarian and Heathens( Germanic tribes), then the Arabs, the french and the BRits, then the Ottomen Empire (turks), and many more, so point being it's the most conquered land on the Planet, anyone can claim it and believe it's there land.