Labour’s supposedly bold ‘new towns’ idea has been tried before. And it failed
There would be “Labour new towns”, whatever they are, referred to in later briefing as in the south, on the “M1 corridor”, brooking no local opposition and “the equivalent of five Milton Keynes.” Land for them would be purchased compulsorily at a knock-down price. It sounded ominously like the HS2 of housing.
https://www.theguardian.com/commentisfree/2023/oct/12/labour-new-towns-cities-south