Five people have been arrested following police raids in Salford.
Officers searched five properties as part of an investigation into the supply of drugs across the city on Wednesday (December 23).
Two men, aged 24 and 55; and a 17-year-old girl were arrested on suspicion of drug offences.
Two men, aged 19 and 21, were arrested on suspicion of firearm offences.
They remain in custody for questioning.
Suspected class A and B drugs, a Taser, CS gas, 'offensive weapons' and a 'large quantity' of cash were seized.
Enquires are ongoing, a spokesman for GMP said.
Detective Chief Inspector Dave Jones, of GMP's Salford district, said: "Officers from specialist teams across Greater Manchester Police executed these warrants as a result of intelligence regarding the supply of drugs.
"I hope today's action gives members of the public confidence that the force is proactively investigating this type of crime to protect communities.
"I would also like to use this opportunity to say that intelligence is a key element of our investigations and encourage anyone with information about the supply of drugs or firearms to contact us or Crimestoppers."
Anyone with information is asked to call police on 101; or Crimestoppers, anonymously, on 0800 555 111.
