.WHEN RUSSIA invaded in February 2022 Ukraine scarcely possessed a naval force. The defenders scuttled their one frigate to stop Russia from seizing it. Pair of years later on Ukraine is actually having a hard time to hold back a Russian onslaught ashore-- however it is winning the war in the Black Ocean and has actually damaged the Russian clog of its own grain ships. Its triumphes have commonly depended upon fast technological advancement: intermittent navy depends on crewed ships to overcome, however Ukraine has actually constructed a squadron of drone boats, or even uncrewed surface vehicles (USVs). Exactly how are they molding the war mixed-up?