A leading member of Germany’s far-right Alternative for Germany (AfD) party went on trial on Thursday for using a banned Nazi slogan, as hundreds demonstrated outside the courtroom against his party’s policies. The AfD chairman in the state of Thuringia, Björn Höcke, is in court in the eastern city of Halle to face allegations that he knowingly used a banned slogan of the Storm Troopers (SA), the Nazi paramilitary fighting organization, during a speech in 2021. A controversial figure within the AfD, Höcke is formally charged with using symbols of unconstitutional and terrorist organizations. H…