Police infiltrated the highest levels of the Hells Angels motorcycle gang in an undercover operation that culminated in mass raids, nearly 30 arrests and the seizure of weapons and explosives today.

An undercover operation dubbed one of the "deepest gang infiltrations" in New Zealand police history has seen 15 arrests and 20 properties raided.

High Court rules Wanganui cast net too wide and didn't consider all freedom issues

The High Court has ruled Whanganui District Council's gang patch ban is unlawful.

Fears of a growing gang war are mounting with the shooting of three men in Sydney, one reportedly a member of one of the city's most notorious families.

It was a violent weekend in Wairoa with attacks on five people, including a Mongrel Mob member.

A major police operation resulting in at least 30 arrests is likely to stymie Australian gang the Rebels' growing presence in NZ, police say.

Luxury cars and motorbikes, drugs and thousands of dollars have been seized in a major police crackdown on organised crime.

Twenty-three gang members will appear in Tauranga District Court today.

New Zealand police will be on guard against letting any Australian gangs set up shop here, Police Minister Judith Collins says.

You probably don't want to mess with Luigi 'Baby Shacks' Manocchio, who has just pleaded not guilty to charges of extorting cash 'protection' payments from New England's strip clubs.

A Mongrel Mob member has had his gang patch destroyed in a landmark court ruling.