Los Angeles, June 12 -- Nearly 400 people in immigration protests have been arrested or detained by the Los Angeles Police Department since Saturday, media reports said.

The arrested and detained include 330 undocumented migrants and 157 people arrested for assault and obstruction, reports Xinhua news agency, quoting the BBC News.

On the first night of curfew starting Tuesday night in the US second largest city, there were 203 arrests for failure to disperse and 17 arrests for curfew violation, said the Los Angeles Police Department in a press release.

Los Angeles Mayor Karen Bass announced Tuesday evening the curfew for parts of downtown Los Angeles that started from 8:00 p.m. Tuesday (local time) to 6:00 a.m. (local time) Wednesday l...