France, Nov. 1 -- The five people, from an "ultra-right movement" were apprehended on Thursday in Grande-Synthe near Dunkirk, the regional prefecture said in a statement on Saturday.

The suspects were in possession of four tear gas bombs when arrested.

They had been travelling along the north coast of France in a minibus they had named the Battle Bus while broadcasting live on social media "images intended to illustrate acts of intimidation" against migrants trying to reach the UK, said the prefecture.

Authorities said they were placed in police custody and have been accused of "taking part in a group formed with a view to preparing violence against persons and for transporting category D weapons without legitimate reason," the stateme...