Naval drone explosion near Constanta Port, Romania (defence24.com)

• Naval drone self-destructed near Constanta Port, Romania.
• No casualties; drone not Romanian military property.
• Possible Ukrainian origin; investigation ongoing.

"On June 5, 2026, a naval drone exploded near Constanta Port, Romania. The Romanian Defence Ministry confirmed the drone self-destructed, causing no casualties, and was not part of the Romanian Army. Photos suggest possible Ukrainian origin. The incident follows a Russian drone strike in Romania a week earlier."