.WHEN RUSSIA penetrated in February 2022 Ukraine rarely possessed a naval force. The protectors scuttled their one frigate to prevent Russia coming from appropriating it. Pair of years later Ukraine is actually battling to keep back a Russian offensive on land-- however it is succeeding the battle Sea and has broken the Russian clog of its grain ships. Its own victories have usually relied on quick technological innovation: intermittent naval force relies on crewed ships to eliminate, however Ukraine has actually built a squadron of drone watercrafts, or uncrewed area vehicles (USVs). How are they forming the battle at sea?