On May 12, 1943, Shmuel Zygielbojm, one of two Jewish members of the Polish government in exile in London, killed himself, in despair and in protest of the insufficient action being taken by the Allies to end the ongoing German campaign against European Jewry. His death came a few days after he received news that the Warsaw Ghetto Uprising, which had begun on April 19, 1943, had been successfully suppressed by...