The Alfa class submarine was a nuclear powered high velocity submarine in service with the Sovet Navy and then the Russian Navy.

They were the fastest military submarines ever built.

The Alfa class, or Soviet designation Project 705 Lira (Russian: , meaning NATO reporting name Alfa), was a class of nuclear-powered attack submarines in service with the Soviet Navy and later with the Russian Navy. They were the fastest military submarines ever built

Their infamy became legendary and during the height of the Cold War. Its hull was crafted out of Titanium which served it for speed but proved an immense challenge in engineering and manufacturing.

Eventually decomissoned in 1996, the submarines proved the resolute cutting edge of the dominance of Soviet submarine technology and it fearsom dedication to owning the seas.