Have other countries implemented restrictions on entry and transport?

Yes, several other countries have, like Denmark, implemented entry restrictions concerning who are allowed to cross their borders due to the spread of coronavirus/covid-19.

The European Commission is regularly updating an overview of the restrictions for entry and transport of other European countries. As the situation continues to change, it may be possible that some restrictions do not yet appear in the overview.

Find the overview of restrictions on the website of the European Commission