Police made several more arrests after a group of EDL supporters made their way back to Downing Street before being dispersed by police.
Scotland Yard said a total of 13 people had been arrested for a range of public-order offences throughout the day.
The figure is thought to include both EDL supporters and anti-fascist protesters.
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Parts of the major A1 road have been shut after a sinkhole appeared overnight on Saturday.
After the sacking of Hilary Benn and the rolling resignations, Jeremy Corbyn met his closest aides in an office on the Parliamentary estate.
Fine for many tomorrow.