Driving southward behind the heaviest prolonged artillery and air bombardment put down in Spain's two-year-old civil war, Rightist forces of Generalissimo Franco, aiming for Valencia, last week burst and flattened a Leftist balloon-shaped salient of some 200 sq. mi. in their lines, advanced to within 34 miles north-west of their goal.
For two months, the balloon, billowing up in the Teruel-to-the-Mediterranean front, has been in Leftist hands. Last week, unable to stand up under the downpour of shells, bald-domed General Jose Miaja, commander-in-chief on the Leftists' southern front, inched his troops backward,...