Russia-Ukraine conflict: Pledges of support from West, NATO- Does it mean anything now?

Russia has launched an all-out invasion of Ukraine by land, air and sea, the largest assault that Europe has witnessed since the cold war. Well, let's now talk about the cost involved in this war what's at stake? In this crisis Ukraine has been suffering consequences, the talk of war was already costing Ukrainian economy three billion dollars a month according to reports since the beginning of the crisis.