The outcome of the battle was indispensable to the successful Franco-American Siege of Yorktown from August to October.
For the record, John Ford's They Were Expendable, one of the greatest pictures about men in battle, is indispensable.
According to one account, Acheson once said that Mr. Battle was indispensable because he had "nerves of steel, a sense of purpose and a Southern accent".
This fight was indispensable.
The Namuth episode and its aftermath, marking both the apex of Pollock's career and a turning point in his battle with alcoholism, are indispensable to the drama of the film.
Kurdish leaders believe they have a trump card in the pesh merga fighting force, which has proved indispensable in battles against the Islamic State.
Air France is the latest of the big global carriers to realize that these features have become indispensable in the battle for corporate accounts.
CALVIN R. BROWN JR., M.D. Professor of Medicine, Division of Rheumatology, Feinberg School of Medicine, Northwestern University, Chicago Malpractice reform is indispensable in the battle against rising medical costs.
For Collier-Thomas, it's an article of faith that religious conviction has been indispensable to the battles against racism, class exploitation and sexism: "Motivated by their deep religious convictions... black women worked long and hard... to improve the economic, social and political status of females, blacks and other minorities".
This improved performance, combined with electron energy-loss spectrometry, promises genuine three-dimensional determination of atomic and electronic structure: an indispensable weapon in the battle to fabricate and control useful nanostructures.
It will take skillful diplomacy to maintain Turkish acquiescence to Syrian Kurdish forces playing their indispensable role in the battle for Raqqa.
