UK Prime Minister Theresa May told the British Parliament on 12. March, that Russian Colonel Sergei Skripal and his daughter Julia had been poisoned on the open street the 4. March in Salisbury, southern England, "with a military nerve poison of a type developed in Russia [and] known as" Novitsjok ". The substance has been identified at the Defense Science and Technology Laboratory (DSTL) in Porton Down, Salisbury.
On the same day, Prime Minister May stated in parliament that Russia had previously executed defectors and that Russia was "most likely" responsible for the attack on Skripal and his daughter. On March 14, the British expelled 23. . .