perpetuation

US /ˌpɚ.petʃ.uˈeɪ.ʃən/
UK /ˌpɚ.petʃ.uˈeɪ.ʃən/
1.

sự trường tồn

the act of causing something to continue, especially something harmful, or the fact of something harmful continuing:

:
The lack of military action from other countries has contributed to the perpetuation of the civil war.