Gaddafi was instrumental in acting as quartermaster to the IRA bombing campaign.
Yes, but that was subsequent to, and a consequence of, British complicity in the murderous bombings of the two principal cities of his country and the attempted assassination of the de facto Head of State of a Sovereign country and the actual murder of his very young adopted daughter.
His subsequent support for the Republicans, augmenting much more massive financial and materiel support from the US, together with his financial support for the NUM in its struggle to overthrow Thatcher, is just another example of the splashback from our aggression against some Middle Eastern countries.