DUBAI, United Arab Emirates—British-Iranian aid worker Nazanin Zaghari-Ratcliffe appeared in an Iranian court on March 14 to face a charge of making “propaganda against the system,” one week after she completed a five-year jail sentence, her lawyer said. British foreign minister Dominic Raab said the second trial was “unacceptable” and called on Iran to let Zaghari-Ratcliffe return to Britain. He said Iran had subjected her to a “cruel and disgraceful ordeal.” Zaghari-Ratcliffe, a project manager with the Thomson Reuters Foundation, was arrested in April 2016 and later convicted of plotting to overthrow the clerical establishment. Her family and the foundation, a charity that operates independently of media firm Thomson Reuters and its news subsidiary Reuters, deny the charge. The propaganda charge relates to her alleged participation in a rally in front of the Iranian Embassy in London in 2009 and giving an interview to the BBC Persian TV channel at the …