Ukraine is one of only two countries in the "do not travel" advisory, but travellers to the likes of Sweden and Spain are told to "exercise increased caution." ...

Newsweek has created a map showing the European nations where ... It has also contacted U.S. embassies at several other European countries to ask if they have also received these letters.

The reason is hard to pin down. Inflation and economic anxiety have undermined confidence in European leaders. A changing ...