Like President Lincoln’s search for a general to defeat the Confederate Army during the American Civil War, Russian President Vladimir Putin is searching for his Ulysses S. Grant — a general who can bring him a victory, any victory, on the battlefield. Lincoln needed a general who would fight. Putin, under fire in Moscow, needs one who can finally find a way to win on the battlefields of Ukraine, regardless of the cost. Wooden coffins are cheap in Putin’s Russia; mobile crematoriums are cheaper. Russian conscripts to fill them are the cost of doing business. Gen. Sergei “Armageddon” Surovikin is...