The coronavirus threatened Americans with their hardest week in living memory on Monday and put Britain's prime minister in hospital, despite early signs that some of Europe's hardest-hit countries may be turning a corner. More than 70,000 people have now died worldwide in the epidemic -- some 50,000 of them in Europe -- and, as the human tragedy continues to escalate, the global economy is plunging into what leaders warn will be a historic recession.
Japan announced an imminent state of emergency and a trillion-dollar stimulus package, while the US surgeon general compared the likely impact of the epidemic in the

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