ふこく布告fukoku
1.

A formal announcement made by a governing authority to inform the public about significant decisions or changes, often pertaining to laws or regulations.

2.

A declaration issued by the government that communicates important information regarding emergencies or national intent to both citizens and foreign entities.

3.

A historical reference to official mandates or legal statutes that were promulgated prior to 1886 in Japan, often associated with the central government's directives.

4.

The act of officially proclaiming a nation's significant resolutions, such as the establishment of a new constitution or the declaration of war, to the populace.

Example:

その国は隣国に対し宣戦を布告した。

せんせんふこく宣戦布告sensenfukoku
1.

A formal announcement made by a state or government indicating its intention to enter into a state of war against another entity, typically communicated to the opposing nation and sometimes including declarations aimed at neutral parties or domestic audiences.

2.

A procedural step signifying a shift from peace to armed conflict, serving as an official notice of impending military engagement and outlining the reasons or circumstances that necessitate such action.

3.

An act of communication that publicly asserts a commitment to engage in warfare, encompassing both international and domestic implications, and often involving specific justifications for the declaration.

Example:

イランはアメリカ合衆国に対して宣戦布告をした。