London: Global oil markets remained on edge Thursday as Ukrainian military strikes targeted Russian oil infrastructure, while stalled peace negotiations between the United States and Russia intensified uncertainty over future crude supplies. Traders reacted cautiously, with prices edging higher amid concerns that repeated attacks and prolonged sanctions could constrain flows of Russian oil to international markets.

The latest Ukrainian assault struck the Druzhba pipeline in Russia’s Tambov region, a key conduit supplying crude to Central and Eastern Europe, including Hungary and Slovakia. While pipeline operators later confirmed that flows were restored to normal, analysts warned that recurring attacks on Russia’s refining and transport infrastructure have steadily eroded capacity. Rese

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