The writer is a former UK prime minister
Covid-19 is the toughest practical challenge for government I have ever seen. To a greater or lesser degree every country in the world is grappling with the virus.
For developed countries such as the UK, there is an urgent need for a new strategy. We toyed with the idea of herd immunity, but backed off, rightly, when the mortality rate of such a policy became apparent. So, we transitioned to a policy that looked like eradication, with the lockdown a necessary step to get there, until a vaccine arrived.
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