- Britain to expel 23 Russian diplomats after ex-spy poisoningWashington Post
- Britain’s Expulsion of Russians Echoes History of US-Kremlin FeudNew York Times
- Spy poisoning: How is the UK retaliating against Russia?BBC News
- On Russia, Theresa May’s options are limited and ineffective at bestGlobal Risk Insights
- The UK’s weak actions are unlikely to hurt Putin — or his croniesCNN