Hard-left French leader Jean-Luc Melenchon has been described as a “radical” by right-wing opponents, a “despot” by former allies and a “hero” by some of the students who have taken to the streets in nationwide protests.The leader of the France Unbowed (LFI) party has emerged as the strongest contender on the left and potential challenger to far-right National Rally leader Marine Le Pen in next year’s presidential election.Recommended Stories list of 3 itemsend of listOn Saturday, Melenchon is presenting his programme at a rally in Le Bourget, north of Paris, a day after it was published online.Among his proposals, he...