Since the 1960s, the Ballistic Missile Submarine has been the U.S. Navy’s primary contribution to America’s strategic nuclear “triad” -- which includes U.S. Air Force strategic bombers and ...

This class of submarine, with the first boat INS Arihant commissioned in 2016, is equipped with four large-diameter missile ...

Sunday's actions were the North’s first underwater-launched missile tests since the country test-fired a weapon from a silo under an inland reservoir last October. Last May, the country test ...