The first operational nuclear submarine, the USS Nautilus(SSN-571), was developed by the United States. The idea of a submarine dates far back in history, but the technology required to actually build an operational undersea boat is relatively new. Applying nuclear power to this concept is newer still, and it had to wait until nuclear power could be harnessed in the form of a safe and reliable nuclear reactor. A link can be found below for more information.
The nuclear powered submarine was not developed until well after the war had ended. The USS Nautilus, which was launched on 21 January 1954, was the first operational nuclear submarine.
India's first submarine was INS CHAKRA nd first nuclear submarine is INS ARIHANT..
The USS Nautilus (SSN-571) was the world's first operational nuclear-powered submarine.
INS- Arihant (first indigenous nuclear powered submarine),, INS- chakra (first nuclear submarine).
The USS Nautilus (SSN-571) was the world's first operational nuclear submarine.
The United States was the first country to build a nuclear submarine, and that boat was named the USS Nautilus.
The first nuclear powered submarine was the USS Nautilus.
INS Chakra
To answer your question, the submarine named the Nautilus was nicknamed "Shark of Steel".
Its "INS Arihant".
6000 ton
The US submarine Nautilus.