In the middle of the seventeenth century, Bohdan Khmelnytsky was the legendary Cossack general who organized a rebellion that liberated the Eastern Ukraine from Polish rule. Consequently, he has been memorialized in the Ukraine as a God-given nation builder, cut in the model of George Washington. But in this campaign, the massacre of thousands of Jews perceived as Polish intermediaries was the collateral damage, and in order to secure the tentative...