Col Gaddafi's Libya was accused of bombing a Pan Am plane over Lockerbie, Scotland. His links with militant groups was the reason the country suffered international isolation for many years. However, relations with the West bettered after Libya formally took responsibility for the Lockerbie bombing.
Tunisian President Zine Al-Abdine Ben Ali (R) welcomes Libyan leader Muammar Gaddafi upon his arrival at Tunis airport January 10, 1990. Frederic Neema/Reuters