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    Fort Drum (Philippines) - Wikipedia

    • Fort Drum, also known as El Fraile Island (Tagalog: Pulo ng El Fraile), is a heavily fortified island situated at the mouth of Manila Bay in the Philippines, south of Corregidor Island. Nicknamed a "concrete battleship", the reinforced concrete sea fort, shaped like a battleship, was built by the United States in 1909 as one of the harbor defenses at the wider South Cha… 展开

    Battle of Manila Bay

    On the night of 30 April–1 May 1898, Commodore George Dewey's squadron entered Manila Bay, passing El Fraile, where three 120 mm guns were mounted: one Hontoria 12 cm gun from the Spanish cruiser展开

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