"ongoing hostilities" is a correct and usable phrase in written English.
It is typically used to refer to a specific conflict or ongoing fighting between two or more parties. For example: "The ongoing hostilities between the two countries has led to a human rights crisis in the region."
He used the "w" word war to describe the ongoing hostilities.
Presidents from both parties used the ongoing hostilities of the cold war to strengthen their military prerogatives during the conflicts in Korea and Vietnam.
Ongoing hostilities and the fact that there are real enemies on the ground in Afghanistan complicate determinations of who deserves compensation.
As the press conference drew to a conclusion, Boehner appeared to fight back tears as he called Netanyahu "a brother in arms" in the ongoing hostilities with Obama.
When it came to the Academy awards in March, the movie establishment was in agonies of pusillanimity and indecision, unsure how to mark the ongoing hostilities other than solemnly declaring that their annual backslapping would have less glitz.
Despite the ongoing hostilities between the British and the French, Cuvier managed to obtain detailed drawings of the skeleton that Peale's sons had taken to London, and these gave him a much better picture of the animal's anatomy.
This is a symptom of Apple's ongoing hostility towards reproductive rights.
Because the "past is present," these unprocessed memories of traumas have resulted in generations of ongoing hostility.
But I would say that this ongoing hostility is just the proof she should need that she is doing her proper job in the collective female psyche.
Article 301, a vague and controversial law, cracks down on those who insult "the Turkish nation" while journalists or media outlets suspected of links to the US exiled Muslim cleric Fethullah Gulen, a friend turned foe of Turkish prime minister Recep Tayyip Erdogan, face ongoing hostility.
Which makes it even more impressive that in the past few years initiatives from the bottom up have won two and a half significant victories in the face of vigorous opposition from giant corporations and ongoing hostility from state government.
