“Jill Stein is a useful idiot for Russia. After parroting Kremlin talking points and being propped up by bad actors in 2016 she’s at it again,” DNC spokesman Matt Corridoni said in a statement to The Bulwark. “Jill Stein won’t become president, but her spoiler candidacy—that both the GOP and Putin have previously shown interest in—can help decide who wins. A vote for Stein is a vote for Trump.”
They do have the ability to percieve the results of their actions, and they know if they cut Israel loose, they lose the election.
Israeli vs. Palestinian support isn’t nearly so overwhelming that there is simply one side that guarantees loss. This is an excuse by you for them, not a truth of politics.