All of the 137 protesters of the Pitak Siam group arrested following clashes with police yesterday have been freed without charges, People's Alliance for Democracy (PAD) lawyer Puangthip Boonsanong said on Sunday.
Ms Puangthip said that altogether 138 protesters were arrested.
One of them was the driver of a six-wheel truck which broke through a police barrier at Makkhawan Rangsin bridge yesterday, wounding a number of police.
Pol Maj-Gen Supisal Pakdinaruenart, chief of the Crime Suppression Division, said the driver was charged with attempting to kill authorities who were performing their duties. The case was being handled by Pol Col Prasopchoke Prommoon, a CSD deputy chief.
The 137 others were brought to a border patrol police headquaters in Pathum Thani where they were interrogated.
After the completion of the questioning at about 2am this morning, they were taken to the Royal Turf Club in Nang Loeng where they were set freed without being charged.