The phrase "a pledge to foster" is correct and usable in written English.
It can be used when making a commitment or promise to support or encourage something, such as growth, development, or a particular cause.
Example: "The organization made a pledge to foster innovation and creativity among its employees."
Alternatives: "a commitment to promote" or "a promise to support".
The drinks company SABMiller is one such partner who has signed up to measures that include a general pledge to "foster a culture of responsible drinking".
Meanwhile, the banks are failing to keep a modest pledge to foster growth by lending more to business.
Some critics saw that as a betrayal of Mr. Obama's campaign pledge to foster a "new politics" reaching across the aisle in Washington since Mr. Emanuel is such a skilled specialist in the razor-edged old politics of slicing up the opposition.
"Our decision to provide this tax gross-up reinforces our long-standing pledge to foster a work environment that is inclusive for all of our people and signals our ongoing efforts to remain a leader in providing equitable benefits".
ripped into the president on Sunday for abandoning his pledge to foster bipartisanship in Washington, accusing Obama of creating a more toxic political environment than that which existed during the Clinton administration.
Both figures are 2% increases over 1997 and in line with the Administration's pledge to foster high-quality, basic research.
And the White House has pledged to "foster a Culture of Preparedness that permeates all levels of society," so that families, businesses and government agencies make emergency planning an everyday concern.
It also cast a shadow over the international conference, where Mr. Putin, joined by the presidents of Finland and Iceland and scores of diplomats, scientists and oil executives, pledged to foster diplomatic, economic and environmental cooperation in the Arctic.
To promote development in the Andean highlands, he pledged to foster projects to improve irrigation and wool production from alpacas and llamas.
Over the years, the company's operators, its WinShape Foundation and the Cathy family have given millions of dollars to a variety of causes and programs, including scholarships that require a pledge to follow Christian values, a string of Christian-based foster homes and groups working to defeat same-sex marriage initiatives.
