How the trio of regeneration projects have progressed in recent years.

1997: Stoke City Football Club leaves the Victoria Ground, in Stoke, to move to the Britannia Stadium. Under the land-swap deal, developer St Modwen now owns the 16-acre site in Boothen.

March 2003: St Modwen reveals initial plans to redevelop the Victoria Ground for housing and retail purposes.

May 2004: The first plans emerge to convert the former colliery site at Chatterley Valley into a new business park to create up to 5,000 skilled jobs.

August 2004: St Modwen applies for planning permission to build 150 homes and 90,000 sq ft of offices on the Victoria Ground site. Work is expected to begin in 2005.

January 2005: Planners back the blueprints for the Chatterley Valley business park scheme.

February 2006: In a bid to secure inward investment, Newcastle Borough Council changes the plans for the Chatterley Valley regeneration scheme to allow logistics warehouses, as well as the original skilled manufacturing uses.

May 2006: Work begins on the first phase of plans to create a major business park at Chatterley Valley.

November 2007: St Modwen submits plans for 220 houses to be built on the former Victoria Ground site.

August 2008: The city council approves plans for a £60 million leisure and retail development on land owned by Lear Management off Waterloo Road, Hanley, creating 600 jobs.

October 2008: St Modwen reveals alternative plans to build commercial buildings on the former Victoria Ground, instead of housing and shops.

January 2009: It emerges that Lear Management has gone into insolvency and the development site has been reclaimed by creditor National Australia Bank.

February 2010: St Modwen submits application to extend planning permission for the Victoria Ground site by another seven years while it reviews the development options for the land.

March 2010: Administrators PricewaterhouseCoopers apply for planning extension for the former Lear Management site.

March 2010: Mining firm UK Coal applies to Newcastle Borough Council for a seven-year planning extension for the firm's land at Chatterley Valley.