Schoolkids in lockdown put home-made signs in their bedroom windows thanking brave doctors and nurses. Families stepped outside their front doors for a national round of applause. Public buildings lit up blue. Stores have offered discounts to hospital staff, and designated hours.

They are hailed as heroes in Italy and Spain as the countries bear the brunt of the coronavirus pandemic, but nowhere does the medical system stir more passion than in Britain. When the government asked for 250,000 volunteers to help, three times that number signed up.

The cult of the National Health Service has been key to so many political fortunes over the decades, but no leader has weaponized it more than Boris Johnson after years of austerity measures implemented by his Conservative Party. While peers across Europe come under strain fighting the pandemic, few have more to gain or lose from the ability of the health system to cope than the British prime minister.