Detectives investigating reports of a group of five teenagers, armed with knives and bats, fighting in the street at Listowell Road, Dagenham on Sunday, July 26, have charged three people.
A 16-year-old boy and two 17 year-olds, were arrested and subsequently charged with affray and possession of an offensive weapon.
The 16 year-old appeared on Tuesday, July 28 at Barkingside Youth Court where he was bailed to appear at the same court on Monday August 10.
The others are due to appear on Wednesday, July 29 at Barkingside Youth Court.
There were no reported injuries.