.WHEN RUSSIA penetrated in February 2022 Ukraine hardly possessed a naval force. The guardians scuttled their one frigate to avoid Russia from appropriating it. 2 years eventually Ukraine is straining to keep back a Russian offensive ashore-- yet it is actually succeeding the battle in the Black Sea and also has actually damaged the Russian blockade of its grain ships. Its triumphes have actually usually relied on fast technological technology: intermittent naval force depends on crewed ships to overcome, however Ukraine has actually developed a line of drone watercrafts, or uncrewed surface motor vehicles (USVs). Exactly how are they shaping the battle mixed-up?