Almost 500 people arrested after last year's failed coup in Turkey have appeared in court accused of taking part in the plot. <br/><br/>Some of the handcuffed defendants were jeered as they were individually escorted into court by police and armed guards in front of TV cameras. <br/><br/>The trial focuses on events at the Akinci airbase which it is alleged was the plotters' headquarters. It is taking place in a purpose-built courtroom outside the capital Ankara. <br/><br/>The defendants face charges from attempting to assassinate the President to murder. As some arrived at court they were met by protesters chanting they want the death penalty.<br/><br/>Rebel soldiers tried to grab power in July last year, leaving 249 civilians dead.