Activist Lahiru Weerasekera has been arrested by Police.
The Police Media Division said he was arrested this evening down Duplication Road, Colombo 03.
Lahiru Weerasekera is accused of being part of an illegal assembly and obstructing Police officers from carrying out their duties during a protest held in Maradana on the 30th of August.
The suspect is a 33-year-old resident of Katubedda, Moratuwa.
The Maradana Police is conducting further investigation.