On the night of April 26, operators of @1usc_army and @414magyarbirds, alongside @DPSU_ua, @SOF_UKR and other @DefenceU units, struck the Yaroslavl oil refinery.

“Slavneft-YANOS,” one of Russia’s top five refineries, is on fire.
Damage assessment is ongoing. pic.twitter.com/fvEDX3ONY4

— Defense of Ukraine (@DefenceU) 26 avril 2026

On the night of April 26, operators of @1usc_army and @414magyarbirds
, alongside @DPSU_ua
, @SOF_UKR and other @DefenceU units, struck the Yaroslavl oil refinery. “Slavneft-YANOS,” one of Russia’s top five refineries, is on fire.
Damage assessment is ongoing.

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