As Andy Burnham wades through the waters of building several large-scale communities to build 1.5 million new homes by 2029, GB News has investigated the Government's "New Towns" legacy to find out what lessons Labour can learn from past developments.The post-war New Towns programme, which was initiated by Labour prime minister Clement Attlee in 1946, saw the inception of planned urban communities, including Harlow, Crawley and Stevenage, to eas…