promulgation
noun /ˌprɒmlˈɡeɪʃn/
/ˌprɑːmlˈɡeɪʃn/
[uncountable] (formal)- the act of spreading an idea, a belief, etc. among many people
- the promulgation of wild conspiracy theories
- the act of officially or publicly announcing a new law or system
- the promulgation of a new constitution in 2006