Mexico is not alone among Latin American nations, both as a target of economic opportunity and as a hotbed of continuing social and political conflict. A sampling of other trouble spots:
GUATEMALA. A series of governments have failed to put an end to a sputtering, 32-year-old civil war that has taken an estimated 100,000 lives; new talks began last week.
EL SALVADOR. A two-year-old peace is threatened by a new outbreak of killings attributed to right-wing death squads; about two dozen leftists have been murdered since the war ended.
NICARAGUA. Despite the transition to a multiparty democracy, the Sandinistas still control...