Last week, for the first time in this century, Argentina's navy fired in anger at a foreign targetmaybe. President Arturo Frondizi called a press conference at the Casa Rosada to announce the news. The President disclosed that an Argentine squadron had sighted a periscope while on fleet exercises in Golfo Nuevo, a quiet Patagonian bay, and carried out four depth-charge attacks when the sub ignored the warning to surface as required by international law.
"After the attacks," said Frondizi, "there were oil slicks on the surface of the sea as when a submarine is damaged." Sonar gear aboard the Argentine ships established...