Two hummocks in a bog are Forts Munoz and Nanawa, 60 mi. apart in the sopping Gran Chaco jungle between Paraguay and Bolivia. Last December the Paraguayans, South America's fiercest fighters, had pushed big Bolivia's lackadaisical army back to the outlying "forts" (huts on mounds) around Munoz. Last week the cloak-&-sword Bolivians, wearing second-hand U. S. uniforms, wielding jungle machetes, took "Fort" Jordan, backed the Paraguayans against Nanawa. their Verdun, a small French-built fort that was the last defense before the Paraguay River and Paraguay's second biggest city, Concepcion.
Last week Paraguay...