The German submarine U-21 sank the British cruiser Pathfinder on September 5, 1914. U-21 survived the entire World War 1 but sank while sailing to port to surrender after war's end.
The Confederate submarine Hunley sank a US Navy ship, but sunk herself for reasons that remain uncertain.
In war a submarine can hide under the water and attack without being seen.
When being propelled by wind alone and without auxiliary motive force.
This is called a submarine. They are often used to stealthily patrol oceans without being noticed.
Techically, that would be the U.S. Navy's first submarine, USS S-1 (SS-105) , built by John Phillip Holland. Though the first submarine that was used in combat, David Bushnell's Turtle (Revolutionary War), the U.S. wasn't in fact a country at that time.The Confederate submarine H.L. Hunley was also not technically an American submarine, effectively being used by the Confederate Army (manned by Confederate sailors), but it was never a commissioned vessel in any navy.
the vessel being overtaken
The vessel being "overtaken" is the stand-on vessel. The vessel "overtaking" is the give-way vessel.
the vessel being overtaken
A catalyst
If you are operating a motorboat and your motorboat is being overtaken by a sailboat, you should maintain present course and speed. The vessel that is overtaking another vessel is the give-way vessel, regardless of whether it is a sailing vessel or a power-driven vessel. The vessel being overtaken is always the stand-on vessel.
Being, acting, or growing, under water in the sea; as, submarine navigators; submarine plants., A submarine plant or animal.
A catalyst
substance causing a chemical reaction without itself being affected