.WHEN RUSSIA got into in February 2022 Ukraine scarcely had a naval force. The defenders scuttled their one frigate to stop Russia coming from seizing it. 2 years later on Ukraine is actually straining to keep back a Russian offensive on land-- yet it is gaining the battle Ocean as well as has actually broken the Russian blockade of its surface ships. Its victories have actually usually depended on swift technical innovation: intermittent naval force depends on crewed ships to overcome, however Ukraine has created a line of drone watercrafts, or uncrewed surface area lorries (USVs). Exactly how are they shaping the war at sea?