.WHEN RUSSIA got into in February 2022 Ukraine hardly had a navy. The protectors scuttled their one frigate to avoid Russia from seizing it. 2 years later on Ukraine is actually struggling to keep back a Russian onslaught on land-- yet it is succeeding the battle in the Black Ocean as well as has actually damaged the Russian clog of its own surface ships. Its own success have actually typically depended upon swift technical development: intermittent naval force depends on crewed ships to combat, yet Ukraine has actually constructed a line of drone boats, or even uncrewed surface area autos (USVs). Just how are they shaping the war at sea?