Calling for unity against Vladimir Putin for the unprovoked invasion, indiscriminate destruction and war-crime murders of civilians in Ukraine is easy. Talk is cheap. Action means sacrifice. Countries across the world oppose Putin’s aggression. In this country, even the gaping split between Democrats and Republicans has been bridged by mostly unified recognition that Putin’s desire to return to Soviet-era dominance of neighboring countries must be opposed. But the ongoing international need for unity against Putin’s invasion and for Ukraine’s defense runs afoul of the domestic reality that rattling and pulling sabers comes at a real cost to everyday people who live hand to mouth. Many of those people understand only that buying groceries is more difficult. Buying gasoline to get to work is more difficult. And the financial strain to pay bills is more difficult than some can bear. Opportunists, such as U.S. Sen. Josh Hawley, want to exploit the divide. They oppose aiding Ukraine. …