The approaching winter months will test Western resolve to support Ukraine. Western taxpayers facing rising cost-of-living bills are already pressuring politicians to question whether a ceasefire with Russia could be a more palatable option. President Biden is already facing challenges in leading the bipartisan, multinational coalition of Western supporters to Ukraine, and fears are growing that U.S. aid for Ukraine will dry up after the U.S. midterm elections. Indisputably, the costs of assistance to Ukraine are high and are likely to get higher. But unless the West helps Ukraine fully liberate itself from Russia’s occupation now, it will have to...