'Had he been taken alive, there would have been potentially acrimonious debate over whether he should be tried in Libya or extradited to the International Criminal Court, which issued a warrant for his arrest along with his oldest son and spy chief earlier this year.

Any trial might have given the flamboyant, often idiosyncratic Gaddafi a podium from which to harang both Libya's new rulers and Western powers, as well as potentially try to embarrass them on issues they would rather forget. As Libya was nudged back from international isolation in the last decade, international oil companies signed deals worth billions.'

Read more: Death of Libya's Gaddafi Avoids Awkward Trial