U.S. Navy launches multinational Arctic submarine operation

Defence Blog – The U.S. Navy launched Operation ICE CAMP Boarfish in the Arctic on March 7, 2026 with the submarines USS Delaware and USS Santa Fe to test under-ice operational capabilities. The three-week multinational operation brings together U.S. and allied forces to train and evaluate submarine operations in the Arctic environment.

(Thanks to Alain)

Pentagon funds Patriot interceptor integration for Navy destroyers

Defence Blog – The United States Department of War allocated $65 million in fiscal year 2026 funding to integrate the Patriot PAC-3 MSE interceptor with the Navy’s Aegis combat system on guided-missile destroyers. The integration would allow the Army’s Patriot interceptor to launch from Mk 41 vertical launch systems, expanding layered missile defense capabilities for U.S. naval forces.

(Thanks to Alain)

Foundry, Fleet, and Fight: Hedging the U.S. Navy

War on the Rocks – The U.S. Navy got some serious nautical miles under its belt during the first year of this administration, with combat operations from the Caribbean to Iran to Nigeria alongside its more regular duties. With no sign of President Donald Trump slowing down on global interventions and a tense geopolitical atmosphere, the United States remains in need of a navy that can fight and win wherever it is called to do so.

The new chief of naval operations, Adm. Daryl Caudle, has now published his response to this challenge: the U.S. Navy Fighting Instructions

‘Quiet Death’: A U.S. Navy Nuclear Attack Submarine Sinks Iranian Warship And The World Took Notice

1945 – The sinking of the IRIS Dena on March 4, 2026, by a U.S. nuclear-powered attack submarine is more than a tactical footnote in Operation Epic Fury; it is a profound disruption of the global maritime order. As Dr. James Holmes, J. C. Wylie Chair of Maritime Strategy at the Naval War College, observes, this “quiet death” off the coast of Sri Lanka marks a radical geographical escalation that challenges the long-dormant “Indian Monroe Doctrine.”

Mission and Weapon Drive Fleet Design

US Naval War College Review – Today, the U.S. Navy’s primary mission is changing from power projection to sea control, and as a result its primary weapon is changing from the aerial bomb to the missile. Those shifts in mission and weapon will inevitably drive the Navy to a new fleet design, one different from the carrier-centric model that has dominated since World War II.

Neither Confirm nor Deny—The U.S. Navy’s Declaratory Policy on Nuclear Weapons

US Naval War College Review – The reintroduction of the submarine-launched nuclear cruise missile into the U.S. Navy’s arsenal signals a shift in U.S. nuclear policy, challenging long-standing declaratory norms and public statements such as the “neither confirm nor deny” stance on the presence of nuclear weapons on warships.