Ukraine has struck an oil refinery on Russian territory along with a plant that makes missile components, President Volodymyr Zelenskiy said, in the latest attack to target Russian refining capacity and defense-industry supply chains.

Zelenskiy's statement, reported by Reuters, did not specify the refinery's name, location, or throughput capacity, and no independent damage assessment was available at the time of writing. Russian officials have not confirmed the strikes.

Why does the refining sector care?

Ukrainian drone and missile attacks have repeatedly hit Russian refineries since early 2024, forcing operators to declare force majeure on fuel exports, idle crude distillation units, and draw on state reserves. Each strike raises the same operational question for downstream watchers: how much capacity is offline, for how long, and which export commitments will slip.

In this case, the specific refinery affected remains unidentified in the presidential statement. That leaves traders and analysts without the two numbers that move the market — nameplate capacity in barrels per day and expected repair time.

What was hit?

According to Zelenskiy:

• An oil refinery on Russian territory.
• A plant producing components for missiles.

The pairing of the two targets signals that Ukraine continues to treat Russian energy infrastructure and weapons manufacturing as a single target set, rather than as separate campaigns.

What comes next?

The watch items are concrete: Russian regional officials' confirmation or denial, satellite imagery showing the damaged units, any outage declaration by the refinery's operator, and the timing of repairs. Export schedule revisions — particularly for diesel and fuel oil — typically follow within days once an affected refinery is named.

Until the operator or Russian energy ministry confirms the strike, any estimate of lost refining throughput remains speculation.