The political fallout from the coronation policing row shows us that if Labour does get into government after the next general election, it is going to have a hard time unpicking even reforms it has complained loudly about under the current administration.

Though ministers are having to justify why the Metropolitan Police arrested 64 people, many of whom seem not to have been planning the sort of disruption that the Public Order Bill is supposed to focus on, the bigger difficulty today has been for Labour.