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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
they have fought
Grammar usage guide and real-world examplesUSAGE SUMMARY
"they have fought" is correct and usable in written English.
You can use this phrase to describe a situation in which someone has faced adversity with determination and resilience. For example, you could say, "The students have fought hard to stay in school despite the pandemic."
✓ Grammatically correct
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
They have fought back.
News & Media
They have fought and they have lost.
News & Media
They have fought countless suitors of indeterminate credibility and intentions.
News & Media
They have fought each other for turf, too.
News & Media
They have fought with lawsuits and testified about legislation.
News & Media
But they have fought as if it was.
News & Media
And they have fought it with U.S. dollars".
News & Media
When attacked, they have fought back against police.
News & Media
Clearly they have fought like tigers for their child.
News & Media
"The kids were there to fight; they have fought before.
News & Media
But judges, even if they have fought political corruption, should not become elected politicians.
News & Media
Expert writing Tips
Best practice
Use "they have fought" to emphasize a group's active and sustained engagement in a conflict or struggle.
Common error
Avoid using the phrase when referring to a future or ongoing conflict; instead, consider "they are fighting" or "they will fight".
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they have fought" functions as a verb phrase in the present perfect tense. It describes actions completed in the past that have a connection to the present. As Ludwig AI states, the phrase is correct and usable in written English.
Frequent in
News & Media
90%
Science
3%
Formal & Business
2%
Less common in
Wiki
2%
Encyclopedias
1%
Social Media
1%
Ludwig's WRAP-UP
In summary, the phrase "they have fought" is a grammatically sound and frequently used verb phrase that describes past conflicts with present relevance. As Ludwig AI confirms, its proper use conveys active and sustained engagement in a conflict. While it fits seamlessly into diverse writing contexts, particularly news and media, users should avoid using it to describe future or present conflicts. Furthermore, alternatives such as "they have battled" or "they have struggled" may offer nuanced meaning, depending on context.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
they have battled
Replaces "fought" with a synonym, emphasizing a sustained conflict or struggle.
they have struggled
Focuses on the difficulty and effort involved in opposing something.
they have contended
Implies a more formal or legalistic opposition.
they have resisted
Highlights opposition to a force or authority.
they have opposed
A general term for being against something.
they have combated
Suggests active measures to counteract something.
they have warred
Emphasizes a state of war or prolonged conflict.
they have clashed
Suggests a brief but intense confrontation.
they have been in conflict
A more descriptive way of indicating opposition.
they have taken a stand
Highlights the act of defending a position or principle.
FAQs
How can I use "they have fought" in a sentence?
You can use "they have fought" to describe past conflicts or struggles, such as "They have fought for their rights for many years".
What can I say instead of "they have fought"?
You can use alternatives like "they have battled", "they have struggled", or "they have resisted" depending on the specific context.
Is "they have fought" grammatically correct?
Yes, "they have fought" is grammatically correct as it uses the present perfect tense of the verb "fight".
What is the difference between "they fought" and "they have fought"?
"They fought" refers to a completed action in the past, while "they have fought" emphasizes the relevance or consequences of that past action in the present.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested