.WHEN RUSSIA penetrated in February 2022 Ukraine hardly possessed a naval force. The protectors scuttled their one frigate to avoid Russia coming from appropriating it. Pair of years later on Ukraine is battling to hold off a Russian aggression ashore-- but it is actually winning the battle in the Black Ocean as well as has actually cracked the Russian blockade of its grain ships. Its own triumphes have typically depended upon quick technical advancement: every other navy depends on crewed ships to eliminate, yet Ukraine has constructed a line of drone boats, or even uncrewed surface lorries (USVs). Just how are they molding the war at sea?