The phrase "a moment of upheaval" is correct and usable in written English.
It can be used to describe a brief period of significant change or disturbance in a situation or environment.
Example: "The company experienced a moment of upheaval when the CEO announced unexpected layoffs."
Alternatives: "a time of turmoil" or "a period of disruption".
His uncertain fate, working inside a government he opposes, offers a view into the bizarre, discordant world of Iraqi politics at a moment of deep upheaval.
At a moment of partisan upheaval and realignment, the future is not likely to belong to those who do little more than triangulate.
And that is what unites these women, despite the differences: they were all modern painters at a moment of incredible upheaval.
Beyond financial pressures, the question in the Journal's newsroom is whether Baker will meet the expectations of staff in tackling a moment of great upheaval in American politics and effectively hold accountable a president who is not only waging war on the press but repeatedly uttering falsehoods and promoting misinformation.
But there was a powerful moment of upheaval in 1998.
It's a moment of transition and upheaval which conveys the giddy, reckless buzz of expressing yourself without considering the consequences.
Salim's story articulates a vision of disorder and decline in a moment of post-imperial upheaval that has made Naipaul vulnerable to accusations of having reactionary artistic politics.
Then this past weekend, more than 2,000 US veterans joined the demonstrations, providing water protectors "a moment of peace" after months of upheaval.
But the centerpiece is his re-creation of a video made by his father, a teacher, in 1968 in Berlin, at a moment of huge political and cultural upheaval.
In this moment of upheaval, Christoph Schönborn succeeded the disgraced Cardinal Groër as archbishop of Vienna.
