The most common and most likely answer to this crossword clue is the 13 letter word RAPPROCHEMENT
I've seen this crossword clue in Financial Times
R
A
P
P
R
O
C
H
E
M
E
N
T
More clues leading to the result RAPPROCHEMENT
- Criminal charge for tough guys in court is getting closer
- Criticise tart husband entering bond for boosting relations
- Proper men chat about restoration of harmony
- Softening blow for Bond, cradling hero’s head
- Reconciliation with professional body-builders in court following criminal charge
- Speak angrily about pressure for plan without initial reconciliation
Buddy explains!
The straight part
We know that "restoration of harmony" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case restoration of harmony = rapprochement.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 RAPPROCHEMENT mean?
RAPPROCHEMENT noun- The reestablishment of cordial relations, particularly between two countries; a reconciliation.