The phrase "authorities which were" is correct and usable in written English.
It can be used when referring to past authorities or governing bodies in a specific context.
Example: "The authorities which were responsible for the investigation have since been replaced."
Alternatives: "authorities that were" or "authorities previously".
Part of the reason was a conviction that the medical authorities, which were advocating MMR, might be wrong.
All eight independent police authorities, which were made up of local councillors and oversaw the previous forces, agreeing budgets and policing plans, have been scrapped.
"When such meetings are conducted without notifying Georgia's central authorities, which were ignored, Tbilisi is, naturally, very irritated," the interim Georgian president, Nino Burdzhanadze, said Saturday.
The way out of the kinship trap was the creation of states (by which Fukuyama means centralised political authorities), which were needed to break the hold of families.
However, local authorities, which were responsible for 1,800 out of the 500,000 requests for such data last year, will need the approval of a magistrate in future for such requests.
For 20 years, through Thatcher's onslaught on left-wing local authorities which were beginning to address issues of racial justice, these organisations floundered in a morass of Scarmanite ethnic programmes, all too readily promoted by an emerging ethnic middle class.
The correction of any errors it may have committed is for the military authorities which are alone authorized to review its decision.
Third are the police authorities, which are typically composed of councillors, magistrates and assorted local worthies.
The UK signals were passed to Japanese authorities, which are co-ordinating the rescues.
Another challenge in my job is commissioners and local authorities, which are facing cutbacks.
We support local authorities, which are under huge financial pressure, but treating people humanely costs nothing.
