The most common and most likely answer to this crossword clue is the 6 letter word ISRAEL
I've seen this crossword clue in The Daily Telegraph
I
S
R
A
E
L
More clues leading to the result ISRAEL
- State's serial criminal
- Country is supported by king after uprising
- One old king's returning in state
- Country is requiring return of king
- Is Shakespearean king back in the country?
- Prime minister loses case for state
- Half of Oxford crew promoted king and country
- State of old PM, being without police officer’s protection
- Serial broadcast in the country
- Is king upstate?
Buddy explains!

The straight part
We know that "country" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case country = israel.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.