Five men associated with a theatre group were detained for allegedly creating a ruckus at Pragati Maidan by raising anti-NRC slogans on Sunday, police said.
Those detained were shouting slogans against the National Register of Citizens near Hall No. 11-12 around 4pm and the public there opposed it.
The five men were taken to Tilak Marg police station and released at 6.20pm, a police officer said.