on_lost_request_revolt_war

on_lost_request_revolt_war = {
	war = {
		every_war_attacker = {
			limit = {
				exists = liege
				any_liege_or_above = { this = scope:defender }
			}
			if = {
				limit = { is_imprisoned = no }
				hard_imprison_character_effect = {
					TARGET = this
					IMPRISONER = scope:defender
				}
			}
			if = {
				limit = { liege = scope:defender }
				add_faction_cooldown_effect = { YEARS = faction_war_defeat_cooldown }
			}
			scope:defender = {
				add_opinion = {
					target = prev
					modifier = vassal_lost_faction_revolt_war
				}
			}
		}
	}
}

As written in game/common/scripted_effects/00_war_effects.txt.