The declaration of war was announced by the president.

The declarations of war were made by multiple countries.

Passengers are required to fill out customs declarations when entering the country.

I need to fill out a customs declaration form.

The court admitted the dying declarations as evidence in the trial.

A forward declaration is a declaration of an identifier (denoting an entity such as a type, variable, or function) for which the programmer has not yet given a complete definition.

Forward declarations are used to declare a function or a class before it is defined.

I need to submit my tax declaration by the end of the month.

The declaration of intent was signed by both parties.

I need to submit my tax declarations by the end of the month.