The Met said 21 people were recalled to prison, and 11 firearms and more than 40 knives seized in a bid to target those who 'pose the greatest risk' of causing trouble.

Some 7,000 Metropolitan Police officers and staff will be trying to keep up to two million revellers safe as they descend on the packed streets of West London this weekend.

Met Police carried out ‘intelligence-led interventions’ which saw 21 people recalled to prison and 266 people barred from the event