“We need to see concrete action, because words alone carry no weight,” Mr Martinez, a fierce Macron critic, told France Info radio. France’s total death toll from coronavirus infections climbed above 15,000 on Tuesday, making it the fourth country to hit that threshold after Italy, Spain and the US. “Scores of people are working in poorly paid jobs in this country,” he said, as he called for a “rapid increase in the minimum wage” to help people cope with the economic fallout from the deadly outbreak.