Mezue ahịrịokwu na-esonụ: N'ịgbaso mwakpo na-abụghị ọgụ na agwaetiti Leyte na Philippines, ndị 503rd Regimental Combat Team (RCT) mere nnukwu mwakpo amphibious na Mindoro Island na etiti Philippines na 15 Disemba 1944. Na mbido, e bu n'obi ka ndị 503 gbagoro na Mindoro, mana n'ihi ụlọ ọrụ ụgbọ elu na-ezughi oke na Leyte, ọdịda ikuku agaghị ekwe omume. N'oge
Agha nke Mindoro, ndị agha nke 503 nọ na-eme ihe ike ikuku na nke mmiri, n'otu oge a na-agba bọmbụ maka nkeji 25 site n'aka ndị ọrụ ụgbọ mmiri ndị Japan. Otu ụlọ ọrụ nke 503rd RCT na-alụ ọgụ kpụ ọkụ n'ọnụ megide ndị agha Japan nke ụlọ ọrụ na-agbachitere ọdụ ịdọ aka na ntị nke ndị iro na njedebe ugwu nke agwaetiti ahụ. Ihe ịga nke ọma nke ọrụ Mindoro nyere ndị United States Army Air Forces aka iwu ma rụọ ọrụ ụgbọ elu na ọdụ ụgbọ elu iji kwado ọdịda na Philippines na Lingayen Gulf, Luzon.