* Noun: This is the most common use. It refers to a formal statement or announcement.
* Example: "The President made a declaration of war."
* Verb: This is less common but still valid. It means to state something formally or publicly.
* Example: "The company declared bankruptcy."
* Adjective: This is even less common. It describes something that is formal or public.
* Example: "The declaration of independence was a monumental moment in history."
To determine the correct part of speech, you need to consider the context of the sentence.