John Prescott is set to reveal an "active regional policy" with proposals for a network of regional assemblies.

Ministers say moves on English devolution are the "unfinished business" of Labour's constitutional reform agenda.

The much-awaited white paper, to be unveiled to MPs by the deputy prime minister and embattled transport secretary Stephen Byers, will be hailed as an attempt to bring democracy closer to the regions, strengthen accountability and re-invigorate the political process.