Emmanuel Macron has added his voice to a growing chorus of European criticism of Elon Musk, accusing the world’s richest man of intervening directly in the continent’s democratic processes, including Germany’s snap federal elections next month. The French president joined the Norwegian and British prime ministers and a German government spokesperson on Monday in responding to a barrage of hostile posts by Musk backing far-right political parties and attacking leftwing politicians in Europe. The owner of the social media platform X is a close ally of Donald Trump and, after spending more than $250m (£210m) to help get him re-elected,...