"Jews" do not support homosexual marriage because they vote Democrat
Democrats support homosexual marriage because of Jews
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US Jews among the most supportive of gay marriage
Pew figures show 76% of Jews support legalizing gay marriage, higher than all but the youngest and most liberal of Democrats
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Jewish support is higher than the support among Democrats (61%), self-described “liberals” (72%), and even among Americans without religious affiliation (75%).
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https://www.timesofisrael.com/us-jews-among-the-most-supportive-of-gay-marriage/