pProtesters in Hamburg, Germany, dressed like US President Donald Trump to sing a modified version of John Lennon’s Give Peace a Chance on July 6, a day ahead of the beginning of a meeting of the G20 group.ppThe singers, one with a guitar and another with a ukulele, sang, “All we are saying, give climate a chance,” in reference to Trump’s climate policies, and his decision to withdraw the US from the Paris climate accord.