The phrase "actively fights for" is correct and usable in written English.
It can be used when describing someone who is vigorously advocating or working towards a cause or goal.
Example: "She actively fights for environmental protection and sustainable practices in her community."
Alternatives: "vigorously advocates for" or "strongly campaigns for".
The Satanic Temple, far from endorsing crass nationalistic tribalism, actively fights for individual sovereignty and secular values.
The researchers questioned these graduates about the career help that they had received over the years, including both informal mentorship and more intensive "sponsorship," which involves working with a (usually) high-powered ally that actively fights for the career advancement of the individual he or she is sponsoring.
For someone who has actively fought for East End heritage in the past this is beyond understanding and only suits her own short-sighted needs.
After Lenin's death, especially during the first years, Stalin actively fought for Leninism against the enemies of Leninist theory and against those who deviated.
Others, like Michael Hardt, look to the passiveness of rentier income, and how that contrast with the actively fought for profits of industry and business.
Mr. King is known to join picket lines himself — he did so in February when Toyota was planning to close a unionized California plant — and actively fight for numerous causes outside the auto industry.
He would have almost certainly won in Moscow, something which rankled: 'I can remember feeling irritated listening to people being introduced as Olympic champions from Moscow.' Away from the track, Moses actively fought for athletes' rights.
In a comment piece for the American feminist blog Jezebel, Doug Barry wrote: "Divorce for men firms are about engendering in men a feeling that they're being treated unfairly by a prejudiced legal system, and then galvanizing them to actively fight for as much as they can hold onto.
Distributed to slaves via copies inserted into the pockets of clothes that he sold to sailors heading to the South, David Walker's caused outrage and fear in slave-owners as he called for slaves to actively fight for their freedom and to rise up and revolt against their owners.
For some, that call of duty prompted them to join our armed forces to actively fight for our freedom.
We are determined not to sit back and watch the erosion of things we have personally and actively fought for.
