The phrase "affirmation of support" is correct and usable in written English.
You can use it when expressing a declaration or confirmation of backing or endorsement for someone or something.
Example: "The committee issued an affirmation of support for the new policy changes, highlighting their commitment to progress."
Alternatives: "endorsement of support" or "confirmation of backing".
One of the loudest cheers of the launch meeting followed an affirmation of support for the rights of the lesbian and gay community.
Neither Mr. Mubarak nor Mr. Suleiman were at the meeting, and the resulting communiqué declared that the council had met "in affirmation of support for the legitimate demands of the people".
"I am grateful to President Trump and the American people for this affirmation of support for our efforts to achieve self-reliance and for our joint struggle to rid the region from the threat of terrorism," Afghan President Ashraf Ghani said in a statement.
Though not every queer person will need an affirmation of support, I do think that -- especially in the beginning stages of the process -- many people are still deeply uncertain about how their sexuality or gender will affect their relationships, and little affirmations of support can help remind them that it's going to be okay.
And he received loud affirmations of support from such core constituencies as organized labor and black and Latino leaders.
In the end, President Abdurrahman Wahid got just what he wanted: the suspension of his troublesome general today along with new affirmations of support from the country's querulous military.
After months of conflicting signals on abortion, Rudolph W. Giuliani is planning to offer a forthright affirmation of his support for abortion rights in public forums, television appearances and interviews in the coming days, despite the potential for bad consequences among some conservative voters already wary of his views, aides said yesterday.
The most important positive was affirmation of state support for aggressive clean energy goals, and the understanding that only healthy regulated utilities can execute them.
Alternately, the company could demand a more substantial affirmation of employee support for unionization, such as a secret-ballot election.
His goal was to win not just another term, but also a solid affirmation of hometown support for a potential run for higher office.
