Three people were taken to hospital and six arrested after an incident at a home in Hornchurch, Metropolitan Police has said.
Officers were called to the alleged disturbance at a residential property in Maygreen Crescent at 1.24am on Wednesday (April 17).
Four people were arrested on suspicion of affray and two were arrested on suspicion of assault.
Read More: Briar Road, Harold Hill crash: Car flips near McDonald's
Three people were hospitalised but have since been discharged with non-life threatening injuries.
Officers believe that all the people involved were known to each other. A probe has been launched and enquiries are ongoing into the circumstances.
Anyone with information regarding the disturbance has been urged by Met Police to call them on 101 quoting reference 01/231356/24 or Crimestoppers on 0800 555 111.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here