Over a million public sector workers are set to take industrial action against the government in a series of rows over pay, pensions, jobs, conditions and spending cuts, according to union figures.
Local government and school staff members of Unite, Unison and GMB in England, Wales and Northern Ireland are taking strike action tomorrow over this year's pay offer.
Other groups involved in the action tomorrow are involved in long-running disputes with the coalition over a series of issues including pensions and privatisation.
Union leaders said they were "overwhelmed" by support after a strike by public sector workers caused widespread disruption.
David Cameron, Michael Gove and other Government figures depicted in a variety of unflattering manners by striking public sector workers.
Hundreds of schools are to close tomorrow as teachers join strike action. Find out what schools in your area are affected.