úPERU
Peru seemed like a nation under siege last week. In Lima, gangs of young toughs roamed the streets, raiding small shops and overturning tables and racks; hundreds gathered nightly in the Plaza San Martin and staged noisy anti-government demonstrations. In Arequipa, university students threw up barricades and fought it out with police until the government finally suspended constitutional guarantees locally. In other cities and towns all over Latin America's fourth largest nation, strikes and violence threatened to flare out of control. Before long, rumors swirled through almost every Peruvian city and packing-crate slum that the army was about to overthrow...