Americans trying to understand the current administration’s obsession with Ukraine will note a number of unanswered questions surrounding the crisis.Ukrainians, and many Europeans and Americans, are defining an envisioned Ukrainian victory as the complete expulsion of all Russians from its 2013 borders. Or, as a Ukrainian national security chief put it, the war ends with Ukrainian tanks in Red Square.But mysteries remain about such ambitious agendas.What would that goal entail?Giving Ukraine American F-16s to strike bases and depots in Mother Russia? The gifting of 1,000 M1 Abrams tanks? Using American Harpoon missiles to sink the Russian Black Sea Fleet?A huge...
