The Battle of Zapote River was fought on June 13, 1899, between 1,200 Americans and between 4,000~5,000 Filipinos.[6] It was the second largest battle of the Philippine–American War after the Battle of Manila five months before in February 1899.[7] The Zapote River separates the town of Las Piñas in what was then Manilaprovince from Bacoor in the province of Cavite. The ruins of Zapote Bridge still stands next to its replacement bridge along Aguinaldo Highway.