After what has seemed like non-stop falls in a “bloodbath” for the global stock markets since Donald Trump announced his tariff plan last week, the first signs of green were on show again on Tuesday.

Overnight, both China’s Hang Seng and Japan’s Nikkei 225 ended in positive territory, the latter as much as six per cent up. In the UK, the FTSE 100 was up more than two per cent after two hours of morning trading, while in Europe the CAC 40, the DAX and the Euronext were all up between 1.3 to 1.7 per cent.

Even Stateside, where the stock mark...