Police said they used water cannons on the protesters because they refused to wear masks and socially distance.
A survey of people in eight EU member states found that majorities approved of the bloc's response to the first wave of the coronavirus pandemic.
Medical staff released balloons into the air to remember the 11 victims of a fire at a hospital treating COVID-19 patients.
They sit outside their school in Turin and follow courses remotely.
Austria's Health Minister warned earlier this week that the number of COVID-19 patients in intensive care units have risen by nearly a third in a week.
Health authorities in Italy have realised they have enough ventilators to cope with the second coronavirus wave but not enough medics to operate them.
The French region of Auvergne Rhône-Alpes has ordered 2 million tests and will make 1,000 testing sites available.
The COVID-19 crisis saw planes grounded across the world and EasyJet's passenger numbers halved.
According to an email obtained by the Associated Press, the WHO's anti-coronavirus measures have not been enough to stop the spread of the virus among its staff.