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It wasn't - the Hunley was found to be very well preserved under the silt of Charleston Harbor, fully covered with and full of silt and mud. The visibility at the site was near zero. She had survived 45 tropical storms/hurricanes since her sinking. There was more concern that a tropical storm might hit during the recovery phase.

The biggest obstacle was designing the lifting apparatus and coming up with recovery procedures that would raise the Hunley intact, and at its angle of sinking. This was to preserve and prevent the boat from shifting, which might cause the rivets to pull out, shifting anything inside.

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What was the name of the Confederate submarine that was first to sink an enemy ship?

It was the H. L. Hunley, a submarine developed by the Confederate navy during the U.S. Civil War. The mission had mixed results, however, because the Hunley sank soon afterwards, and all hands went down with it. The H.L. Hunley was under Confederate Army command because the Confederate Navy wanted nothing to do with it, as they considered submarines too dangerous, and it was dishonorable to attack at sea without showing the flag. Of the crew aboard when the sub made its fateful attack, only one was a sailor, and the rest were army men. It was not until World War 1 that a submarine would better the Hunley's achievement, as the German sub U9 sank three British cruisers and survived to tell the story. Robert Fulton's Nautilus was actually the first submarine to sink a ship, but it was a peacetime demonstration. Earlier than that, David Bushnell's Turtle made the first submarine attack in the American Revolutionary War, but it was unsuccessful, so Hunley was indeed the first submarine to sink an enemy ship.


Why weren't submarine used extensively prior to world war 1?

Until the late 1890's, the technology had not yet developed that made them able to safely submerge, stay submerged, and attack other vessels effectively.Until John Phillip Holland designed and patented modern submarine technology (e.g., diesel-electric design, batteries, oxygen, ballasting systems, etc.) in the 1890's, the only previous successful submarine attack during wartime was the Confederate submarine H.L.Hunley. Since the Hunley was lost after her attack on the Union sloop-of-war USSHousatonic, and the wreck wasn't found/salvaged again until just a few years ago (the Hunley had sank and been raised twice prior), there was no definitive answer on why she was lost. Such information would've been critical in furthering submarine designs.As such, submarines were seen as just another naval warfare failed experiment until Holland's USS Holland(SS-1) in 1897 (The US Navy's first commissioned submarine). Its success led to several new designs, and eventually the wide use of Unrestricted Submarine Warfare by the Germans in WWI, including the sinking of the British passenger liner RMS Lusitania.


What is the name of the first submarine launched by the US navy?

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Designs for underwater boats or submarines date back to the 1500s and ideas for underwater travel date back even further. However it was not until the 19th century that the first useful submarines began to appear. The Confederates States launched the H.L. Hunley in 1863, during the Civil War. This submarine sank the U.S.S. Housatonic in the first successful submarine attack on a warship, but was lost with all hands a short time later. It wasn't until after World War I began that the first truly practical and modern submarines were constructed.


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What was the use of the Hunley torpedo?

The H.L. Hunley didn't use a torpedo in the modern sense; it used what it known as a "spar torpedo", which is an explosive charge on the end of a long ramming pole, designed to be attached to, or punched through, the hull of a wooden vessel, set, and ignited by timer or switch. Hunley successfully planted a 135lb spar torpedo and used a 150' detonation rope to detonate the charge (after she had backed far enough away from the hull) to sink the Union Sloop-of-War USS Housatonic in Charleston Harbor. It was the first successful sinking and effective use of a submarine during war. Though David Bushnell's Turtle was used in the Revolutionary War, it never accomplished any military objectives. It was long believed until the Hunley was found and recovered several years ago that she had perished and sank as a result of the spar torpedo explosion; however, it is now known that not only did she successfully complete her mission, she was on her way back to base when her crew apparently succumbed to oxygen deprivation, and not flooding, as had been long believed. Had they made it back to base, submarine warfare might have had a different history altogether, since it was long believed the technology wasn't viable to continue with until the turn of the century, when diesel engines and electric motors were developed enough for use in a submarine design.


How did the submarine change society?

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