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How long did Allied troops defend Bataan before surrendering?

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Bataan Death March Prisoners during the Bataan Death March, 1942.

Allied troops defended the Bataan Peninsula for 99 days before surrendering on April 9, 1942. The Battle of Bataan began on January 6, 1942, following a withdrawal to the peninsula after the Japanese invasion of the Philippines. Throughout the siege, the defending Filipino and American forces faced severe shortages of food and medical supplies while suffering from tropical diseases.1