An Estonian soldier is seen in a camouflaged armoured personnel carrier in Tapa, Estonia on 20 May, 2023.Jaap Arriens/NurPhoto via Getty ImagesIf Ukraine loses to Russia, NATO forces would face an emboldened Russian military, war experts say.Ukraine's defeat may lead Russia to become a greater military risk, potentially driving toward NATO borders.If Ukraine wins though, it could make it more challenging for Russia to threaten the alliance.If Ukraine loses to Russia, NATO countries could consequently find themselves facing an emboldened, "battle-hardened" Russian army with a clearer path to war, an analyst argues.The Institute for the Study of War's Fredrick W.