On the closure of Chatham Dockyard the area saw an unprecedented surge in unemployment to 15.9%.

The study found that the surge in prison population, unprecedented in American history, occurred as legislatures and judges heeded public pressure to get tough on crime.

The biggest restraint on job creation has been an almost unprecedented surge in productivity, the amount of output that companies can squeeze from the same number of workers.

WALL Street's unprecedented surge has made a lot on investors very happy - and very nervous.

It's an unprecedented surge and America must feel like it is being invaded".

Instead of careful distinctions, we are witnessing an unprecedented surge of moralism directed at public officials' private lives.

The attempted coup this week produced an unprecedented surge in demand in phone service to and from the Soviet Union, far outstripping the limited number of lines available.

Rock music in Wales, which has always been big, has enjoyed an unprecedented surge in popularity in the last decade.

We are told several times, for instance, that an unprecedented surge of Muslim newcomers followed the 1965 relaxation in the immigration laws.

In addition, Jeep vehicles were riding an unprecedented surge in demand.