Hundreds of thousands of pounds of cash and drugs have been seized following raids in Stokport.
Officers executed 13 warrants, arrested 10 people and seized an estimated £500,000 in suspected drug money.
Police also seized 3kg of cocaine with an estimated street value of £500,000.
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A police officer, whose search work exposed the horrors of the Moors Murders, has spoken out - 50 years after the killers were jailed.
The Independent Police Complaints Commission is considering publishing an unredacted report of what happened at the Battle of Orgreave.
Critics of police action at Orgreave have called on the interim chief constable of South Yorkshire Police to open up the force's archives.