.WHEN RUSSIA occupied in February 2022 Ukraine scarcely possessed a naval force. The protectors scuttled their one frigate to prevent Russia coming from seizing it. Two years later on Ukraine is actually having a hard time to keep back a Russian aggression ashore-- but it is actually succeeding the war in the Black Ocean and also has cracked the Russian clog of its own grain ships. Its victories have typically depended upon swift technological development: intermittent naval force relies on crewed ships to eliminate, yet Ukraine has actually constructed a fleet of drone watercrafts, or uncrewed surface area cars (USVs). How are they shaping the war mixed-up?