Weapons expert cut from government event due to Twitter posts

The American, who has been based in the UK for the past 13 years, told BBC Two’s Newsnight he was “outraged” that the government’s trawl through his Twitter account – on which he poked fun at Liz Truss, expressed anti-Brexit views and criticised asylum policy – means he can no longer share his knowledge with delegates from the government, industry, academia and armed forces.