Congress did step in last month to undo furloughs for air traffic controllers after a week of coast-to-coast flight delays, and lawmakers have found money for meat inspectors.

NPR: Furlough Friday: Unpaid Day Off For Many In Gov't

Last month CADE threatened to undo the 2009 merger that formed Brasil Foods, the leading firm in Brazil's processed-food market.

ECONOMIST: Competition policy in Brazil

New Labour's immaculately crafted 1997 election campaign was built with such care because we had lost four elections in a row, had been in power for only a tiny part of the last one hundred years, and were determined to undo that past.

BBC: Philip Gould: What 'permanent campaign'?

"The public accounts committee is right to acknowledge that it will take time to undo the consequences of years of over-promising and financial mismanagement by the last administration, " said defence equipment minister Philip Dunne.

BBC: Defence equipment budget 'may be unaffordable'

When I bumped into David Hanson, the shadow policing minister for England and Wales on Tuesday, he said his greatest concern was that the contracts could last for up to 15 years, locking forces into arrangements that ministers or elected police and crime commissioners could not undo.

BBC: The private life of a police force