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Cuba Dispatch
4AUG

Russian tanker lands 730,000 barrels at Havana

3 min read
10:34UTC

The Anatoly Kolodkin delivered nine to ten days of Cuban demand on 31 March and Moscow announced a second vessel was loading.

← Back to Cuba's blackout: UNE blames a 110kV faultJump to analysis ↓
PoliticsDeveloping
Key takeaway

Moscow's tanker is not normalisation, it is the difference between a dark evening and a darker one.

The Russian tanker Anatoly Kolodkin docked at Havana on 31 March 2026 carrying approximately 730,000 barrels of crude, the equivalent of nine to ten days of Cuban demand 1. Russian Energy Minister Sergei Tsivilyov announced at an energy forum in Kazan that a second vessel was being loaded, pledging Moscow would "not leave Cubans alone in trouble". No name, departure date or cargo volume has been confirmed for the second tanker.

The delivery has a specific role in the larger architecture. Venezuelan oil is the historical backbone of Cuba's state supply; the 18 March US Treasury carve-out blocks that pipeline. Mexican shipments ended in late January under Executive Order 14380 tariff pressure. Russia is the only remaining state-to-state source able to deliver tanker-sized cargoes into Cuban ports, and it is doing so in direct defiance of the US secondary-tariff threat. Moscow treats the deliveries as a low-cost strategic signal in a relationship that costs it little, sustains Havana, and extends Russian presence in the western hemisphere.

President Donald Trump dismissed the delivery in a brief exchange with reporters: "Cuba's finished. Whether or not they get a boat of oil, it's not going to matter." The phrasing treats Cuban state collapse as already determined and the tanker as theatrical. What the quote understates is that even nine to ten days of crude, arriving on a reliable cadence, materially changes the UNE grid arithmetic. It does not normalise supply; it buys survival. Whether Moscow sustains the cadence is the single most consequential external variable in the Cuba fuel picture over the next quarter.

Deep Analysis

In plain English

Russia sent a tanker with Cuban oil because it is one of the few countries willing to defy US sanctions and accept the tariff risk. The delivery covers Cuba's power station needs for about 10 days. Russia's energy minister announced another tanker was loading, suggesting this isn't a one-off. But Cuba used to get far more oil from the Soviet Union; what Russia is sending now is a fraction of what it once provided. Think of it as sending one ambulance when the patient needed a hospital.

What could happen next?
  • Risk

    If Russia encounters its own tanker capacity constraints or diplomatic incentive to pause Cuba deliveries, Havana's grid situation deteriorates immediately with no substitute source in the pipeline.

  • Consequence

    Moscow's public defiance of EO 14380 secondary tariff threats; delivering oil despite the declared tariff exposure; tests the enforcement credibility of the secondary mechanism against a nuclear-armed state.

Sources:Euronews / Reuters·Euronews / Reuters
Mentions:Sergei Tsivilyov →Cuba →Donald Trump →Havana →Kazan →Venezuela →Moscow →China →India →Texas →Ukraine →Russia →US Treasury →EO 14380 →Center for Strategic and International Studies →CNN →Anatoly Kolodkin →
First Reported In

Update #1 · Cuba carve-out survives Venezuela oil easing

Euronews / Reuters· 15 Apr 2026
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Causes and effects
This Event
Russian tanker lands 730,000 barrels at Havana
Russia's direct-to-Havana tanker route is the only reliable state-level fuel backstop surviving the 18 March carve-out. {{EVREF:/t/russia-ukraine-war-2026/5/the-us-treasury-issued-30-day-sanctions-waivers/}}
Led to
Refinery restart cuts grid deficit to 1,395 MW
The Anatoly Kolodkin crude delivery on 31 March was the feedstock refined at Camilo Cienfuegos from 17 April, directly producing the grid deficit improvement
Occurred 17 Apr 2026
Read story →
Different Perspectives
OCDH (Observatorio Cubano de Derechos Humanos), Madrid
OCDH (Observatorio Cubano de Derechos Humanos), Madrid
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US State Department and OFAC
US State Department and OFAC
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Unión Eléctrica (UNE), Cuba's state grid operator
Unión Eléctrica (UNE), Cuba's state grid operator
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Spain (Foreign Ministry and hotel investors)
Spain (Foreign Ministry and hotel investors)
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Cuban Ministry of Foreign Affairs (MINREX)
Cuban Ministry of Foreign Affairs (MINREX)
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US Treasury (OFAC) and State Department
US Treasury (OFAC) and State Department
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