CLEAN : Spy poisoning: significant provocation says US ambassador

The transcript discusses the need to hold Russians accountable for past activities, emphasizing the importance of collaborative efforts with the EU and allies. It stresses that previous actions have been ineffective and highlights the seriousness of the issue, warning that accountability will be enforced.

What role do the EU and allies play according to the speaker?

What does the speaker mean by 'you will be held to account for what you've done'?