.WHEN RUSSIA got into in February 2022 Ukraine barely possessed a naval force. The defenders scuttled their one frigate to prevent Russia coming from appropriating it. Two years later on Ukraine is straining to keep back a Russian aggression on land-- however it is succeeding the war in the Black Sea and has cracked the Russian clog of its grain ships. Its victories have actually typically relied on quick technological advancement: intermittent navy relies upon crewed ships to fight, yet Ukraine has actually built a fleet of drone watercrafts, or even uncrewed surface area motor vehicles (USVs). How are they molding the war mixed-up?