...some brainstorming in reply to Mr Anderson: The recognition by only France shouldn't have an effect on third States, I think. But from Frances point of view, none of Libya's international rights (treaty or customary) can be invoked by
Gaddafi's regime any more but instead "the rebels" may raise claims and negotiate with France, render agreements with binding effect on Libya, call upon the ICJ etc. Consequentially, from France's view, providing assistance to the rebells would not amount to a violation of Libya's sovereignty. France might find the arms embargo...