The most common and most likely answer to this crossword clue is the 9 letter word LITHUANIA
I've seen this crossword clue in The Daily Telegraph
L
I
T
H
U
A
N
I
A
More clues leading to the result LITHUANIA
- Hindu extremists imprisoned by corrupt Italian state
- Following one day in city, in a terrible state
- Heartless person, one disrupting settled area in country
- Land to which Nahuatl 11 moved
- I hail aunt touring European country
- Country‘s fifty-one day frenzy, as money disappears
- Italian roamed around hotel and university land
- Country I haunt, wretchedly in trouble after revolution
- Habitual to dismiss Britain in developed country
Buddy explains!

The straight part
We know that "European country" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case european country = lithuania.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.