On Thursday, Russia claimed that it would soon retaliate for the UK's expulsion of 23 diplomats, while Moscow and London traded public insults regarding a nerve toxin attack on a former Russian double agent in England. According to a report by Reuters, following the first known use of a military-grade nerve toxin in Britain since World War Two, the US, France, NATO, as well as the EU, gave Prime Minister Theresa May verbal support, but remained unclear what action the West would take.