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USS Chicago (SSN-721) is a Los Angeles-class submarine, the fourth ship of the United States Navy to be named for the city of Chicago, Illinois.The contract to build her was awarded to Newport News Shipbuilding and Dry Dock Company in Newport News, Virginia on 13 August 1981 and her keel was laid down on 5 January 1983.
A 16th-century Islamic painting depicting Alexander the Great being lowered in a glass submersible. The concept of underwater transport has roots deep in antiquity. There are images of men using hollow sticks to breathe underwater for hunting at the temples at Thebes, and the first known military use occurred during the siege of Syracuse (415–413 BC), where divers cleared obstructions ...
Prototype "fleet submarines"—submarines fast enough (21 knots (11 m/s)) to travel with battleships. Twice the size of any concurrent or past U.S. submarine. A poor tandem engine design caused the boats to be decommissioned by 1923 and scrapped in 1930.
Cruise missile submarines perform many of the same missions as attack submarines, but with a focus on their ability to carry and launch larger quantities of cruise missiles than typical attack submarines. The submarine has a long history in the United States, beginning with the Turtle, the world's first submersible with a documented record of ...
Sail is located at Naval Submarine Base, Kings Bay, GA SSBN-644 Lewis and Clark: SSBN-645 James K. Polk: Built as a SSBN but converted to a SSN in August 1994. [3] The "Jimmy P's" sail is now on display at the National Museum of Nuclear Science and History in Albuquerque, NM. SSN-646 Grayling: SSN-647 Pogy: SSN-648 Aspro: SSN-649 Sunfish: SSN ...
USS Chicago (CA-29) was a Northampton-class heavy cruiser commissioned in 1931 and active in World War II, until lost at the Battle of Rennell Island in January 1943. USS Chicago (CA-136) was a Baltimore-class heavy cruiser, commissioned in 1945; later converted to an Albany-class guided missile cruiser and redesignated CG-11, then struck in 1984.
The SSN(X) or Next-Generation Attack Submarine program of the United States Navy aims to develop a new class of nuclear-powered attack submarines to succeed the Virginia and Seawolf classes. The SSN(X) program remains in the early stages of development and no official details have been released about its design or capabilities.
John Philip Holland (Irish: Seán Pilib Ó hUallacháin/Ó Maolchalann [citation needed]; February 24, 1841 [1] – August 12, 1914 [2]) was an Irish marine engineer who developed the first submarine to be formally commissioned by the US Navy, and the first Royal Navy submarine, Holland 1.