Mongrel Mob and Dunedin City Council shared a violent rivalry spanning decades . However last year the gangs surprised everyone by making peace . They have now joined forces in a submission to the Black Power . It 's basic community work - such as mowing lawns , trimming hedges . But Black Power says the gangs must meet all requirements .
Mongrel Mob and Black Power shared a violent rivalry spanning decades . However last year the gangs surprised everyone by making peace . They have now joined forces in a submission to the Dunedin City Council . It 's basic community work - such as mowing lawns , trimming hedges . But Dunedin City Council says the gangs must meet all requirements .