Brexit news: Theresa May in Salisbury
Brexit news: Remainers are to claim the UK will be safer by staying in the EU

Sir Vince Cable will say today that following the nerve agent attack earlier this month, Britain will be safer from similar attacks in the future if it is part of the bloc.

The Lib Dem leader, who is calling for a second Brexit referendum, will claim leaving the EU during such an unpredictable period in global geopolitics would be “utter folly”, with the UK facing the threat of war with Russia, a trade war with the United States and the ever-growing influence of China.

He will use a speech at a Brexit conference to criticise the Government’s “amateur” handling of the divorce and refusal to change its position despite forecasts the country will inevitably be worse off after the split.

And he will say because the world is becoming a “very dangerous place”, the British public will be safer if the UK shows solidarity with its European neighbours instead of going it alone.

Former double agent Sergei Skripal and his daughter Yulia were poisoned with a military-grade nerve agent in Salisbury on March 4.

Theresa May has said tests revealed the Soviet-era chemical weapon was produced in Russia, adding it was “highly likely” Moscow was behind the attack.

The Prime Minister has since announced a series of tough measures in retaliation, including the expulsion of 23 Russian diplomats from the UK.

Moscow continues to deny any involvement and responded to Mrs May’s actions by ordering British…