Submarines

The newly commissioned HMS Anson, an Astute-class submarine

The Royal Navy’s New Astute-class Submarine Is Nearing Active Service

The Astute-class boats, are the largest and most advanced attack submarines ever built for the Royal Navy.

The Navy’s Virginia-Class Submarines Are Getting an Upgrade

Equipped with MK48 heavy torpedoes and Tomahawk cruise missiles, fast-attack subs like the Virginia-class can rain terror on an adversary fleet.

Japan’s I-19 Submarine was a Nightmare for the U.S. Navy in WWII

Despite the successes of the I-19 in the war, Japan was never able to connect these victories with a larger strategy for defeating the Americans and their allies.

Iran’s Tareq-class Submarines Were Built for Exactly One Thing

If Iranian threats of a preemptive strike against American military assets are to be believed, it seems obvious that the target of such a strike would be Diego Garcia. Here’s...

Why It’s Time for the U.S. Navy to Take Iran’s Submarine Threat Seriously

The combination of stealth, maneuverability, and firepower makes the Ghadir-class a dangerous threat in specific contexts, particularly in ambush scenarios or anti-access/area-denial (A2/AD) strategies. 

USS Thresher (SSN-593) underway, 30 April 1961

The Navy Was Never the Same After the USS Thresher Submarine Disaster

The Thresher incident remains one of the most tragic days in the Navy’s history as 129 sailors and crew perished.

K-560 Severodvinsk, a Yasen-class submarine.

Russia’s New Yasen-M Submarine to Carry Zircon Hypersonic Missiles

The impressive Zircon missile is expected to become the norm for future vessels, including the Yasen-class.

Two Kilo-class diesel-electric attack submarines at sea.

A Russian Kilo II Submarine Launches Kalibr Missiles Near Japan

Russia’s Kilo-class vessels represent some of the most successful naval programs in modern history.

A port bow view of the nuclear-powered research submersible NR-1.

NR-1: This Tiny Vessel Ruthlessly Hunted Soviet Nuclear Submarines

Her slowness notwithstanding, one of the most remarkable features of NR-1 was her maneuverability.

The USS Ohio Is Returning to the Pacific

Originally, the USS Ohio was a ballistic missile submarine and was tasked with carrying nuclear warheads as part of the Navy’s maritime nuclear deterrent.

Britain’s New “Dreadnought” Nuclear Submarine Will Soon Become a Reality

The Royal Navy plans to operate the four new Dreadnought-class submarines for at least 30 years.

USS Wahoo at sea

Operation Barney: How WWII U.S. Navy Submarines Took Vengence on Japan

Operation Barney was conceptualized by Vice Admiral Lockwood to avenge the loss of Wahoo and her intrepid crew.