Today on Politics Friday John MacDonald was joined by National's Hamish Campbell and Labour's Duncan Webb to dig into the biggest topics from the week.

They discussed Māori wards and the need for a referendum, is the central Government interfering in locals' business?

What chance does the Christchurch City Council have of changing the Marine Mammals Protection Act to keep the SailGP in Lyttelton? 

Is the education system focusing too much on local history?

LISTEN ABOVE

• "We're restoring local democracy": Govt is "fully aligned" with Māori ward legislation
• Campbell Barry: Local Govt NZ vice president says Maori ward decision 'significant overreach'
• Christchurch in talks with Govt, aim to ease way for future SailGPs