Bing found the following results
Name of the Czech Republic - Wikipedia
Here’s why the Czech Republic has changed its name to Czechia
Czech Republic | History, Flag, Map, Capital, Population, & Facts
Is it Called the Czech Republic or Czechia? - WorldAtlas
history of the Czech Republic - Encyclopedia Britannica
Czech Republic - Bohemia, Moravia, Habsburgs | Britannica
Czech Republic - Wikipedia
The Czech Republic is still officially called Czechia. Why hasn't it ...
Czechia – is the Czech Republic’s new name real?
Czechia: Why Did They Change Their Name? - Day Translations