At least six anti-monarchy activists have been arrested. Scotland Yard said it had "received information indicating that the demonstrators wanted to disrupt the coronation procession" The action of the police, which deployed more than 11,000 officers on Saturday, was criticized by human rights organizations.

It comes days after the accelerated enactment of a controversial new law strengthening police powers to counter protests. The police arrested dozens of environmentalists who were planning actions on the route of the royal procession. The leader of the Republic movement Graham Smith, who had organized a demonstration in Trafalgar Square, was also arrested.