.WHEN RUSSIA infested in February 2022 Ukraine scarcely possessed a naval force. The defenders scuttled their one frigate to avoid Russia coming from seizing it. 2 years later on Ukraine is actually struggling to hold off a Russian onslaught ashore-- however it is actually gaining the war in the Black Sea and also has cracked the Russian clog of its grain ships. Its triumphes have commonly depended upon swift technical innovation: every other navy depends on crewed ships to combat, yet Ukraine has actually built a fleet of drone watercrafts, or uncrewed surface lorries (USVs). Exactly how are they shaping the war mixed-up?