The phrase "a critical juncture when" is correct and usable in written English.
It can be used to describe a significant point in time or a turning point in a situation or process.
Example: "The company faced a critical juncture when it had to decide whether to expand its operations or cut costs."
Alternatives: "a pivotal moment when" or "a crucial point when".
Boylan was a steadying influence at times in the N.F.L. talks and kept the parties together at a critical juncture when the negotiations nearly collapsed.
We have arrived at a critical juncture when it comes to understanding the numerous ways in which trade interacts with climate change and energy (trade-climate-energy nexus).
This week, the conflict will reach a critical juncture when the court will either upend the Malkins' plans altogether or disallow a legal challenge and remove a major roadblock.
Mr. Kelly, who was Mr. Trump's first secretary of homeland security, arrives at a critical juncture, when the president is confronted with North Korea's growing nuclear ambitions, Russia's aggressive diplomatic moves and continuing fighting in Iraq and Syria.
"The significance of the Chinese market to Japan's automakers is that it has the potential to act as a multi-year growth pillar at a critical juncture when the major driver of the past two decades -- the U.S. market -- appears less promising from a long-term perspective," Clive Wiggins, an auto analyst for Macquarie based in Tokyo, wrote in a report earlier this year.
And primarily due to this overt, distinct divide in economic class and social strata, Gayatri didn't have any opportunity to get a Muslim friend in her childhood days.So, a little village girl was growing up in such a critical juncture when the colonial history of South Asia was awaiting a rupture.
An historian who finds evidence and insight in literature, Rosalind Williams recently completed a book examining the critical juncture when human endeavors began to dominate the planet as never before.
(We don't even have an ambassador in Iraq at this critical juncture, when it is so important that an ethnically balanced Iraqi government be formed. But don't worry -- John Bolton is going to reform the U.N).
However, at the critical juncture when the governor of Arkansas tried to block the integration of the Little Rock schools, Ike sent in the 101st Airborne Division, a momentous decision.
At least we have plenty of material, if we can only use it". At this critical juncture, when Holmes was about to bring his great logical powers to bearing on the problem, there was an interruption.
At one critical juncture (when things look darkest yadayadayada), Charles Thomson, the recording secretary of the Congress with no official standing, is idly asked which side he supports, the revolutionaries or the conservatives.
