Ukraine’s drone strikes on key Russian oil ports — Primorsk, Ust-Luga and Novorossiysk — are threatening India’s crude supply chain, with the International Energy Agency warning of potential disruptions to refining operations. With about 80% of India’s Russian imports routed through these hubs, any prolonged outage could tighten feedstock availability, even as reliance on discounted Russian crude has surged and alternative supplies remain limited.