The most common and most likely answer to this crossword clue is the 10 letter word REINSTATED
I've seen this crossword clue in The Guardian
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More clues leading to the result REINSTATED
Buddy explains!

The straight part
We know that "brought back" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case brought back = reinstated.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.
What does REINSTATED mean?
REINSTATED verb- To restore to a former position or rank.
- To bring back into use or existence; resurrect.