Col. Muammar al-Qaddafi is well known now for the abuses he has inflicted on his own people during more than four decades of brutal rule in Libya, but few remember the vast campaign of carnage and terrorism he orchestrated across West Africa and Europe when he was at the height of his powers. Nor are his more recent alliance with Hugo Chávez of Venezuela and his long-standing relationship with Daniel Ortega of Nicaragua -- both of whom are busy trampling their constitutions and moving toward dictatorship -- well understood. And the fact that all three governments support the Revolutionary Armed...