Due to the earthquake in Zagreb , enforcement of social distancing measures set out by the government , during the 2019-20 pandemic , proved difficult .
On 22 March a large earthquake ( 5.5 on the Richter scale ) has hit the Croatian capital of Zagreb , just before 06:30 AM ( CET ) and was followed by multiple smaller earthquakes ( second 5.0 and third 3.7 on the Richter scale ) .
2020 coronavirus pandemic in Europe