.WHEN RUSSIA infested in February 2022 Ukraine rarely had a naval force. The guardians scuttled their one frigate to prevent Russia from appropriating it. Two years later on Ukraine is actually straining to hold back a Russian aggression on land-- yet it is actually succeeding the war in the Black Ocean and also has actually cracked the Russian blockade of its surface ships. Its own triumphes have actually often depended on swift technical development: intermittent naval force relies on crewed ships to eliminate, yet Ukraine has constructed a fleet of drone watercrafts, or uncrewed surface area vehicles (USVs). Just how are they forming the battle mixed-up?