The phrase "a declaration declaring" is correct and usable in written English.
It can be used when emphasizing the act of making a formal statement or announcement.
Example: "The committee issued a declaration declaring their commitment to environmental sustainability."
Alternatives: "a statement announcing" or "an announcement proclaiming".
After pressure from Ireland and South Africa, the 1926 Imperial Conference issued the Balfour Declaration, declaring the Dominions to be "autonomous Communities within the British Empire, equal in status, in no way subordinate one to another" within a "British Commonwealth of Nations".
The Abuja declaration declared fertiliser "a strategic commodity without borders" and listed concrete actions to improve its access for smallholders.
The workshop participants and signatories of the Dubrovnik declaration declare their intention to collaborate with other cities, to involve the local administrations and stakeholders in a participatory context and to formulate the regulatory framework that will promote the successful design and implementation of novel and smart urban water management solutions leading to more resilient cities.
It's a declaration; let's declare it.
No More Drama -Whereas as My Life tells us about Mary's personal drama, No More Drama declares a declaration to be free from inner struggles.
His philosophy was reflected in his 1973 song "Declaration": "I declare a permanent state of happiness and the right of everyone to every privilege.
The documents for the restoration project include a mitigated negative declaration, which declares that the project will not have significant environmental impacts.
Even if the terrorists did mean their slaughter to be a declaration of war, "to declare war against Isis is to flatter it, to grant it the dignity it craves.
In October 1943, at a meeting in Moscow of the foreign ministers of Great Britain, the U.S.S.R., and the United States, a declaration was published that declared the Anschluss null and void and pledged the Allies to restore Austrian independence; it also reminded the Austrians that they had to make an effort to rid themselves of the German yoke.
Ten years ago, a small group of business leaders stood together to make a "declaration of interdependence". They declared the simple truth that business should work for everyone.
