Dupuy de Lôme was an innovative French armoured cruiser constructed in the late 1880s and early 1890s, notable for its role in shaping the concept of the first true armoured cruiser. Laid down at Brest on 4 July 1888 and launched on 27 October 1890, the vessel demonstrated advanced design features, including extensive steel armour and modern armament. She measured 114 meters (374 feet) in length between perpendiculars, with a beam of 15.7 meters (51 feet 6 inches), and a mean draught of 7.07 meters (23 feet 2 inches). Displacing approximately 6,301 tonnes at normal load, her structure was characterized by a long, slim hull with a notable long, cut-away bow resembling a spur-type ram, though unarmoured, and fitted with two large military masts. Her propulsion system comprised three triple-expansion steam engines—one vertical and two horizontal—driving three propellers, powered by 11 Amirauté fire-tube boilers. Although designed for 20 knots (37 km/h), her sea trials in April 1895 achieved just under 20 knots due to engine limitations. She could steam 4,000 nautical miles at 12.5 knots, carrying up to 1,080 tonnes of coal. Dupuy de Lôme's armament included two 194 mm (7.6 inch) guns in single turrets amidships, six 164 mm (6.5 inch) guns in bow and stern turrets, and numerous smaller quick-firing guns for defence against torpedo boats. She was also equipped with four 450 mm torpedo tubes. The ship’s armour was significant for her class, with 100 mm steel side armour, a 30 mm protective deck, and 125 mm protection on the conning tower, designed to withstand contemporary threats. Her service was marked by visits to foreign ports and participation in diplomatic events, including escorting dignitaries and representing France at international occasions. In 1902, she underwent a major reconstruction, notably installing new boilers, which extended her operational life until she was deemed obsolete by 1906. Subsequently, she served briefly on the Moroccan station before being decommissioned in 1910. Sold to Peru in 1912, she was renamed Comandante Aguirre but remained inactive during World War I. Returned to France in 1917 and sold in 1918 to a Belgian firm, she was converted into a cargo ship named Péruvier. Her engines failed during her maiden merchant voyage in 1920, and after a fire in her cargo of coal, she was deemed uneconomical to repair, eventually being scrapped in 1923. Overall, Dupuy de Lôme's design and service reflect the transitional era of naval architecture at the turn of the 20th century, emphasizing steel armour, rapid-firing guns, and high speed as key elements of modern cruiser warfare.

This description has been generated using GPT-4.1-NANO based on the Vessel's wikidata information and then modified by ShipIndex.org staff.