Jean-Francois Cope became right-wing party UMP's leader late on Monday night by just 98 votes in a race so bitter some thought it could split the party.
Mr Cope, an ally of ex-president Nicolas Sarkozy, wooed the far right with his successful campaign to ban Muslim veils.
He beat the more centrist former PM Francois Fillon.
Fire Minister Brandon Lewis probably had a fair idea what Sir Ken Knight would deliver when he asked him to conduct an "independent" report into fire and rescue services in England.