The fallacy in this argument is that there's no reason Palestinians should pay for Jew's misfortunes. Like "someone killed my dad so I invade your house". After your left-wing friends will remind us of that, it will be clear that the only valid arguments for Jews in Israel is history, and connected with it religion too. But its nice to see left-wing ideology is converging toward the right ("right") direction.
Police disperse hundreds in brawl in Kafr Manda, northern Israel (Haaretz)
from the article: A Palestinian state born in South America