The most common and most likely answer to this crossword clue is the 7 letter word HOSTILE
I've seen this crossword clue in Financial Times
H
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More clues leading to the result HOSTILE
- Hotel is extraordinarily unfriendly
- Army uncovered files related to acts of war
- Opposed by many people, the Spanish Inquisition’s first rising
- Sadly hotel is unfriendly
- Opposed by those resolved to protect the borders of Israel
- Unfriendly compere upset high priest
- Aggressive sex, perverse sex, in dump
- Unfriendly crowd on Martinique say
- Repellent drunk in tube’s unfriendly
- Unfriendly crowd that is gathering close to memorial
Buddy explains!
The straight part
We know that "related to acts of war" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case related to acts of war = hostile.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 HOSTILE mean?
HOSTILE noun- (chiefly in the plural) An enemy.
- Not friendly, appropriate to an enemy; showing the disposition of an enemy; showing ill will and malevolence, or a desire to thwart and injure
- Aggressive, antagonistic.
- Unwilling
- Of a hostile takeover.