The US has 71 submarines and it has nuclear powered submarines, 4 guided missile submarines and 14 nuclear ballistic missile submarines.

Last month, the Navy conducted four scheduled test launches of unarmed Trident II D5 missiles from an Ohio-class submarine off Florida’s east coast. Some observers read the timing as quiet signaling ...

BREMERTON, Wash. — The Navy officially has a new “backbone” of its submarine fleet that is bigger, faster, quieter, and has more endurance and firepower than the Vietnam War-era design it passed by in ...