Ernest Moret was stopped at St Pancras station to answer questions about taking part in French protests
A French publisher has been arrested on terror charges in London after being questioned by UK police about participating in anti-government protests in France.
Ernest Moret, 28, a foreign rights manager for Éditions la Fabrique, was approached by two plainclothes officers at St Pancras station on Monday evening after arriving by train from Paris to attend the London book fair.