Story perspectives

Russian Ship Sinks Off Spain, Carrying Nuclear Parts

5/13/2026

Summary

Ursa Major Sinks

The Russian cargo ship Ursa Major sank off Spain after three explosions on Dec. 23 2024.
Spanish responders rescued fourteen crew members after two others died.
Captain Igor Anisimov said the ship carried nuclear reactor components destined for the North Korean port of Rason.
Investigators found a 50-by-50 cm hull breach and suspect a Barracuda supercavitating torpedo.
A U.S. WC-135 aircraft overflew the wreck twice and recorded four additional underwater blasts.

Summary

Warship Orders Retreat

A parliamentary document showed a Russian warship ordered Spanish rescue boats to withdraw at 8:07 pm and fired red flares.
Lawmaker Juan Antonio Rojas Manrique questioned the lack of transparency and doubted claims that recovering the black box from 2,500 metres would be too hard.
The government’s 23 February statement confirmed the captain’s cargo testimony, noted no nuclear fuel was found, and claimed opposition parties demanded more answers.

Summary

Ursa Major Sanctioned

The Ursa Major was identified as a vessel in Russia’s sanctioned “shadow fleet,” a network used to evade Western export bans.
U.S. sanctions lists flagged the ship, making commercial dealings with it illegal for most Western firms.
State-owned owner Oboronlogistics called the sinking a “terrorist attack” and denied transporting military gear.
Analysts said the lost reactor casings represent a multimillion-dollar setback for North Korea’s submarine program development.

History

Historical Context

During the Cold War the Soviet Navy kept Yankee-class SSBNs on patrol near Bermuda, a practice that produced the 6 October 1986 loss of a missile-tube-exploding boat that killed six crewmen. The 1995 sinking of ballistic-missile submarine K-219 and the recent torpedo strike on cargo ship Ursa Major echo that legacy, prompting renewed U.S. surveillance and tighter export controls on Russia’s shadow fleet.

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Ursa Major Sinks

The Russian cargo ship Ursa Major sank off Spain after three explosions on Dec. 23 2024.
Spanish responders rescued fourteen crew members after two others died.
Captain Igor Anisimov said the ship carried nuclear reactor components destined for the North Korean port of Rason.
Investigators found a 50-by-50 cm hull breach and suspect a Barracuda supercavitating torpedo.
A U.S. WC-135 aircraft overflew the wreck twice and recorded four additional underwater blasts.

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