Ukraine halted an intense campaign of drone strikes on oil tankers using the critical Black Sea port of Novorossiysk after a request at the end of last month from US VP JD Vance, according to Ukrainian officials cited by FT

Episodes where US officials have pressed Kyiv to restrain attacks on Russian energy infrastructure are not new; Washington has repeatedly signalled concern that strikes on oil logistics risk tightening seaborne supply and feeding back into crude prices and US domestic politics, and Ukraine has historically treated such requests as negotiable rather than binding. The distinction that matters for the channel is between crude flows and refined product logistics: attacks on Novorossiysk loadings affect export volumes and freight and insurance pricing in the Black Sea, whereas refinery strikes hit product balances, and a halt confined to tankers leaves the latter lever untouched. A pause on tanker strikes, if held, removes one of the periodic upside risks to war-risk premia and voyage rates on that route, a pattern seen in previous lulls before campaigns resumed. The tells to watch are whether the restraint extends to other export infrastructure or only this port, whether it is reciprocated in any Russian restraint, and whether it is framed as conditional on progress in the wider negotiation track, since past pauses of this kind have proven reversible on short notice. Reporting attributed to officials via a single outlet also warrants some caution until corroborated by observable shipping and loading data, which tend to confirm or contradict such claims within days.