Brits are bracing for disaster with half expecting long power cuts in the next two years - and a fifth saying war is likely.
The extent of public concern has been laid bare in government research, with the overwhelming majority worried the threat to the country is rising on a variety of fronts.
There are also doubts about readiness for crises, with 51 per cent saying the UK was 'not at all' or only 'slightly' prepared.
Nearly three-quarters were not confident that if power and water were lost their household could last out more than three days without outside help and supplies.
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