An EU nation has made it mandatory for schoolchildren to take part in firearms training. Poland has taken the dramatic step in response to fears of a potential attack from Russia. Children aged 13 and above are now taking lessons on how to assemble and operate weapons including assault rifles. The lessons take place...

A top Met officer has warned of children as young as 10 accessing extreme material online amid a rapid increase in “grotesque fascination” with violence. Metropolitan Police Deputy Assistant Commissioner Vicki Evans, who is senior national co-ordingator for counter-terrorism policing, said there had been a rise in suspects having a “pick and mix of...