Garden city movement create a new garden city. In 2014 The Letchworth Declaration was published which called for a body to accredit future garden cities in the UK. The declaration has a strong focus on the visible (architecture and layout) and the invisible (social, ownership and governance) architecture of a settlement. One result was the creation of the New Garden Cities Alliance as a community interest company. Its aim is to be complementary to groups like the Town and Country Planning Association and it has adopted TCPA garden city principles as well as those from other groups, including those from Cabannes\Ross booklet "21st
Welwyn Garden City 1920 a company, Welwyn Garden City Limited, was formed to plan and build the garden city, chaired by Sir Theodore Chambers. Louis de Soissons was appointed as architect and town planner, C.B Purdom as finance director and Frederic Osborn as secretary. The first house was occupied just before Christmas 1920. The town is laid out along tree-lined boulevards with a neo-Georgian town centre. It has its own environmental protection legislation, the Scheme of Management for Welwyn Garden City. Every road has a wide grass verge. The spine of the town is Parkway, a central mall or scenic parkway, almost a