Home Field Advantage

Ukraine uses their knowledge to out-maneuver Russia
https://news.yahoo.com/ukrainian-forces-using-home-turf-192019798.html
U.S General, Milley, chair of the Joint Chiefs of Staff, said the tactics employed by Ukrainian troops included using mobile weapons systems to bedevil the Russians wherever they could. Ukraine’s troops, he said, are “fighting with extraordinary skill and courage against Russian forces.”