silenced an artillery piece during the Battle of Zapote River, which ended with an American victory. In the summer of 1899, American gunboats started patrolling Subic Bay. During a routine patrol, the collier entered Subic Bay and came under fire from a shore battery protecting Olongapo. Zafiro withdrew to Cavite and reported the incident to headquarters. In response, Charleston engaged the battery. On 23 September 1899, Charleston, Concord, the monitor , and Zafiro steamed into Subic Bay and destroyed the battery in the Battle of Olongapo. Then, a company of U.S. Marines and sailors landed and took control. Charleston grounded on an uncharted reef off Camiguin Island on 2 November 1899. She sustained heavy damage, and her crew abandoned ship and escaped to the nearby island where they made camp. Charlestons launch was sent out for help and, after ten days of being marooned, the American sailors were rescued by the gunboat . On 7 November 1899, Helena bombarded San Fabian in Lingayen Gulf and covered the landing of 2,500 American troops there. Asiatic Squadron gunboats took part in the Battle of Mabitac in June 1900, where they bombarded Filipino forces while U.S. Army troops attacked their fortifications. In a bloody frontal assault the American troops were repulsed and the Filipinos won the battle. In November 1900, the Asiatic Squadron auxiliary cruiser was heavily damaged in a typhoon while in Apra Harbor, Guam. Due to damage to her screw, her crew scuttled her. They were picked up later by the collier . The gunboat assisted land forces in capturing the Filipino rebel Emilio Aguinaldo in March 1901 at Palawan Island. Later the gunboat supported the operation which led to the capture of the Filipino general Vicente Lukbán on Samar in November 1901. Boxer Rebellion During the Boxer Rebellion, the Asiatic Squadron participated in the China Relief Expedition in 1900. At the time, Peking was home to many foreigners who were under siege by Boxer rebels. An international force including U.S. Marines and U.S. Navy sailors of the Asiatic Squadron slowly fought their way to take control of Tientsin away from the Boxers in order to relieve the Siege of the International Legations at Peking. Asiatic Fleet In 1902, the Asiatic Squadron was upgraded in status, becoming the United States Asiatic Fleet. Except for a period from early 1907 until 28 January 1910 when it was downgraded to the status of