Commercial vessels have resumed using Ukraine’s main port of Odesa without asking permission from Russia for the first time since the war began—showing just how much the balance of power has changed in the Black Sea. By imposing an asymmetrical war that relies on domestically produced naval drones and missiles, and that targets Russians ships in their own home bases, Ukraine has eroded much of Russia’s vaunted naval superiority... Outnumbered 12 to one by the Russian Black Sea Fleet, the Ukrainian Navy wasn’t considered a meaningful force when Russia invaded... Ukraine quickly scuttled its flagship frigate... so that the vessel...