"overwhelming necessity" is a correct and usable phrase in written English.
It is used to refer to something that must be done without delay, regardless of the obstacles or difficulties. For example: "We must act quickly to address this issue; the overwhelming necessity of the situation demands it."
"But in this British election the overwhelming necessity of reforming the public sector stands out..
In the same time, the way to consider our welfare state changed into an overwhelming necessity of cost-efficiency, of evidence based knowledge and costs, regarded as new and compulsory rules.
The result is an instant classic – an account of Irish girlhood to be set alongside O'Brien's The Country Girls for emotional accuracy and verve, and the sense of its overwhelming necessity.
It must be remembered that preventive action in foreign territory is justified only in case of "an instant and overwhelming necessity for self-defense leaving no choice of means, and no moment of deliberation". (The Caroline Case, Moore's Digest of International Law, II, 412)".
Our results overall strengthen the overwhelming necessity of cost-effective and practical methods for EGFR mutation detailed characterization [ 7] for NSCLC patient management, even when dealing with small amount of tumoral tissue.
(iii) In these circumstances, and as an exceptional measure on grounds of overwhelming humanitarian necessity, military intervention to strike specific targets with the aim of deterring and disrupting further such attacks would be necessary and proportionate and therefore legally justifiable.
As for the legality of a military reprisal, British officials said it was permissible "as an exceptional measure on grounds of overwhelming humanitarian necessity". Any operation would be limited in duration and restricted to the sole objective of striking specific targets to deter Assad from launching chemical attacks and to alleviate human suffering.
But in this British election the overwhelming necessity of reforming the public sector stands out.
He refused to acknowledge the company's past successes — and those who had a hand in them — for fear of projecting the slightest doubt regarding the overwhelming superiority and necessity of his new product.
Plans and speeches from mall designers were full of idealistic rhetoric yet the mall's overwhelming success proved its necessity.
In most cases they also point to the necessity of overwhelming promotion to secure a genuine blockbuster, and perhaps no album campaign in history has been as extensive as the one for "The 20/20 Experience".
