Almost 30 climate change protesters have appeared in court with a public order offense, after April's Extinction Rebellion Action in London.
The activists, ranging in age from 20 to 76 years old, are accused of failing to comply with an order to the Marble Arch.
There were eight guilty pleas – resulting in conditional discharges – and 21 not guilty pleas.
More than 1,000 people were arrested on April's protests.
Demonstrators brought parts of central London to a standstill, driving roadblocks on Waterloo Bridge, Oxford Circus and Marble Arch, while others glued themselves to trains and buildings.
The group 's tactics included order to deliberate maximum disruption.
In May, the Metropolitan Police said they would push for all the 1,151 people arrested – which included Olympic gold medal-winning Etienne Stott canoeist – to face charges.
So far 232 files of evidence have been passed to the Crown Prosecution Service, with 180 people on their side.
Hundreds of others remain under consideration for charges.
City of London Magistrates' Court.
A number of trials were scheduled for September and October.
Two court rooms are being set aside for a day at Westminster Magistrates' Court for 19 weeks to deal with the protesters.
The youngest defendant, Peter Tyler, 20, of Muasdale, in Argyll and Bute, pleaded guilty to a public order related to Waterloo Bridge on 17 April.
The oldest defendant – Caroline Hunt, 76, from Bristol.
Simon Kitt 25, of Newton Abbot pleaded guilty to the same offense against Waterloo Bridge on April 21.
Speaking after his hearing, saying, "It's beautiful to see the face of such support for the cause."