"ongoing historical" is grammatically correct and can be used in written English.
It is often used to describe a situation or event that has been occurring for a long period of time and is still happening in the present. Here is an example: "The ongoing historical conflict between the two neighboring countries has led to decades of tension and animosity."
"His poetry reflected and reflected upon the ongoing historical process," said Mr. Gonzalez Echevarria.
"There's an ongoing historical resonance," said Shelby Coffey, the museum's vice chairman.
Granted, the disappearance of manufacturing is an ongoing historical trend, one that goes mostly unnoticed by those outside of factory towns except in the abstract, economic sense.
The National Archives has a dual mandate: to secure the country's ongoing historical trove but also to maximize access for citizens to view and study democracy's treasures firsthand.
For Greg Carr, an associate professor at Howard University who chairs its Afro-American studies department, the reason for ongoing, historical attacks on black churches can be placed on a fear by white America of an armed, black populace – a fear that in turn has origins within the American revolution against the British.
Results: Unfazed, the monkey deftly reframes the debate, asserting that the war was never about W.M.D.s but about transforming the political dynamic of the region, which is an ongoing historical process and thus immune to the partisan slings of shortsighted pundits.
The Vatican has come under increasing fire in recent weeks for its handling of both ongoing and historical child abuse scandals which the Pope has publicly dismissed as "petty gossip".
"How is mimicry different than any other of the ongoing and historical 'taking's?
Ongoing and historical genetic studies of bioenergy traits can be the immediate beneficiaries of these new sequencing technologies in that known gene regions can be sequenced and validated.
This is a strong indication that balancing selection, either ongoing or historical, may have maintained ancestral polymorphism at some R-genes in C. rubella, despite a severe population bottleneck and mating system shift.
In recent weeks, the ongoing allegations of historical sexual abuse at Chetham's School of Music have put many aspects of music education under intense public scrutiny (Music school abuse inquiry identifies nine 'key suspects', 19 February).
