an indirect and usually bad result of an action or event that may happen some time afterwards (Oxford)
the effect that an action, event, or decision has on something, especially a bad effect (Cambridge)
The collapse of the company will have repercussions for the whole industry. (Oxford)
President Kennedy's assassination had far-reaching repercussions. (Cambridge)
repercussions of company collapse
repercussions of President Kennedy's assassination
Impact
Reaction
Inconsequentiality
Repercussion