The phrase "a decisive commitment to" is correct and usable in written English.
It can be used when expressing a strong and determined dedication to a particular cause, goal, or principle.
Example: "The organization has made a decisive commitment to reducing its carbon footprint and promoting sustainability."
Alternatives: "a firm dedication to" or "a strong pledge to".
That would show an early and decisive commitment to a truly democratic election.
Either situation would accelerate movement toward a decisive point — a commitment to victory, or the realization that Americans simply do not believe the threats cited are really worthy of the sacrifices required to vanquish them.
Unable to get help from either Buenos Aires or foreign powers, San Martín promoted a more decisive commitment from Chile to finance the navy.
"Cyprus was able to gradually loosen capital controls because of a decisive and credible commitment to reform.
If we are truly serious about tackling homelessness, this has to go hand-in-hand with government providing more desperately needed frontline resources for hard-pressed councils, and we need a decisive long-term commitment to build homes that people on lower incomes can actually afford.
Mr. McCain and Mr. Bush have grown closer politically in the past few years because of a shared commitment to a decisive battle against terrorism and the insurgency in Iraq, although it is unclear if support for the war will win votes in 2008.
But the political implications of the debate are far-reaching -- not just for a closely divided House, where a candidate's commitment to older Americans can be decisive in a midterm election, but also for the Senate.
Thus, for example, he has responded to the sort of regress worries mentioned later in the entry by appealing, first, to an agent's "decisive commitments," and more recently, to her "satisfaction" with her motives -- an absence of "restlessness or resistance" in response to their motivating force.
