Country tags are the three-letter codes Europa Universalis IV uses to identify nations in console commands — FRA for France, ENG for England, CAS for Castile. The tag command uses them to switch which country you play.
How to switch country in EU4
- Open the console in a non-Ironman game.
- Type
tagfollowed by a country tag and pressEnterto take control of that nation. - Run it again with another tag to switch country whenever you like.
Examples
Finding the right tag
Search every nation's code on the country tags page. Tags are also used by other commands like annex and own, so they're worth knowing.
Frequently asked questions
What is a country tag in EU4?
A country tag is a three-letter code that identifies a nation — FRA for France, ENG for England, CAS for Castile, MNG for Ming. Console commands use these tags instead of full country names.
How do I switch country in EU4?
Open the console and type tag followed by a country tag, e.g. tag CAS to start playing Castile. You keep control until you switch again.
How do I switch back to my original country?
Run the tag command again with your original country's tag, e.g. tag FRA. There is no automatic 'return' — just tag back.
Where can I find every EU4 country tag?
The country tags page lists all 970+ tags, searchable by name, with each nation's government, religion and capital.