A man who stabbed a passenger to death at a German train station and injured three others appeared to have mental health problems, according to the authorities.
Police shoot a man at a tram stop in Brussels as anti-terror raids are carried out across Europe.
At least eight people were killed and 150 injured, 50 seriously, when two passenger trains collided head-on in Germany.
German Chancellor Angela Merkel says she will "noticeably reduce" the number of refugees given sanctuary by Germany.
George Osborne sets out what the UK hopes to achieve from its EU renegotiation, saying that countries that are not members of the euro should not be discriminated against.
Migrants and refugees travelling to Europe to apply for asylum in 2015 have collectively travelled two billion miles, Channel 4 News can reveal.
Middle class Syrians flee their homes and board a ferry from Lebanon to Turkey - the first stage of a dangerous journey to Europe. Are they refugees or migrants? Does it matter?