The phrase "demonstrate its commitment" is correct and commonly used in written English.
It means to show or prove one's dedication or determination to something. Example: The company plans to demonstrate its commitment to sustainability by implementing eco-friendly practices and reducing their carbon footprint.
"If the southern Sudan government wants a sustainable peace when it becomes fully independent in July, it should demonstrate its commitment now with a prompt and thorough investigation into human rights violations," said Daniel Bekele, Africa director for the organization.
After its Security Council misdeed last year, Turkey was warned by Obama's top diplomat on European affairs, Philip Gordon, that it must "demonstrate its commitment to partnership with the West".
While reasonable people may disagree as to whether Israel has done all it can to demonstrate its commitment to peace with the Palestinians, it is incontrovertible that Hamas and Iran seek Israel's destruction.
And when the Lobo government takes office, it must clearly demonstrate its commitment to democracy.
It set out to demonstrate its commitment to transgender rights beyond just signing onto tech's "friend of the court" brief with 53 other companies.
In spite of the fact that the unity government committed itself to the three Quartet principles (recognizing Israel, honoring prior agreements, and forsaking violence), Netanyahu argues that he will not negotiate with any Palestinian government that includes Hamas instead of giving it a chance to demonstrate its commitment to peaceful negotiations.
As the world's sole superpower, the United States has a moral responsibility to live by these rules to which it has agreed, and to demonstrate its commitment to human rights and the rule of law through its actions, not just rhetoric.
It is time for Pakistan to demonstrate its commitment to civilization, order, and to peace.
But critics say the U.S. has done little to demonstrate its commitment to this goal, even as it has engaged in a massive bombing campaign against the Islamic State group.
Senator Olympia J. Snowe, a Maine Republican who serves on the Senate Armed Services Committee, said it was important for the Army to demonstrate its commitment to what Pentagon officials maintain is "zero tolerance" of harassment.
Mr Keidan said it was "now time for Parliament to demonstrate its commitment to creating a level playing field for all its citizens by opening up civil partnerships to same-sex and opposite-sex couples alike".
