.WHEN RUSSIA got into in February 2022 Ukraine hardly possessed a navy. The protectors scuttled their one frigate to avoid Russia from appropriating it. Pair of years eventually Ukraine is having a hard time to hold off a Russian aggression on land-- however it is gaining the battle Ocean and has actually cracked the Russian blockade of its grain ships. Its own success have actually commonly relied on rapid technological advancement: every other navy counts on crewed ships to fight, yet Ukraine has developed a fleet of drone watercrafts, or uncrewed surface lorries (USVs). How are they shaping the war at sea?