vindication

US /ˌvɪn.dəˈkeɪ.ʃən/

UK /ˌvɪn.dəˈkeɪ.ʃən/

弁明

the fact of proving that what someone said or did was right or true, after other people thought it was wrong:

•

The army's victory is being seen as (a) vindication of their tactics.