Promulgation (noun)

The act of making a law, decree, or other official declaration known to the public.

Origin:

From the latin word promulgātiō, meaning 'the act of making known'.

Examples:

1. The promulgation of the new regulation caused a lot of confusion among businesses.
2. The promulgation of the presidential decree was a significant step towards reform.
3. The promulgation of the constitutional amendment was a major achievement of the government.
4. The promulgation of the edict was a formal announcement of the king's intentions.
5. The promulgation of the treaty was a diplomatic success for the country.