Picture shown is for illustrative purposes only.
Those at Friday's event became violent and threw projectiles at police as they entered an estate at Havelock Close in West London, the police said in a statement.
"Officers encountered bricks and other missiles being thrown at them," police said, adding that the gathering was eventually dispersed with no arrests.
"We are aware of injuries to seven officers as a result of the hostility."
Such gatherings were illegal and presented a risk to public health amid the virus outbreak, they added.
A dispersal zone has been authorised in the area, for which police have received stop and search powers.
The protesters were ostensibly venting their anger at the government’s Police, Crime, Sentencing and Courts Bill, which is currently going through parliament. Under the terms of the bill, which covers England and Wales, police will be able to put more controls on protests.
The 37-year-old Swiss can clinch a record-extending 21st major if he manages to break free of the world number one's stranglehold.
Two men have been arrested in Northern Ireland over the killing of a journalist during a riot, police said, with politicians calling for calm after the shooting added to concerns about the stability of the region’s 21-year-old peace deal.
More than 700 candidates were taking part in the AJKLA elections. About 3.2 million people are registered to vote. Unofficial results are likely to be announced overnight.
The court records indicate that a lawsuit was filed by the company’s director, in which she demanded that the employee must pay an amount of Dhs738,000 that he embezzled, as well as compensate for the material and moral damages with an amount of Dhs2.5 million.
An "exceptionally large meteor" lit up in southern Norway for a brief period on Sunday, making a roaring sound as it shot across the sky.
Elon Musk's private rocket company, SpaceX, was awarded a $178 million contract to launch the first mission to explore Jupiter's icy moon Europa, to find out if it is valid for life, Nasa said on Friday.
"Space Exploration Technologies” based in Hawthorne, California, is scheduled to launch the Europa mission from Nasa's Kennedy Space Centre in Florida," Nasa said in a statement published online.