New Delhi, June 6 -- The explosion came at 10:30 in the morning, close enough to the oil terminal that Romanian coast guard personnel had already cleared the surrounding berths. A Ukrainian naval drone, adrift and beyond its operators' control, detonated at Pier 77-78 of the Port of Constanta. No one was hurt. What the official statements did not immediately explain was what the drone had been sent to destroy, or why it ended up in a NATO port at all.

the Safeen Elona, a Marshall Islands-flagged oil tanker listed by Kyiv as part of Russia's shadow fleet, which departed the Midia Navodari port at 09:20 on the morning of June 5, bound for Novorossiysk. The drone operation launched approximately seventy minutes later. Romania had allowed th...