>> The European Union has given the worlds biggest Internet companies an ultimatum.>>

] what you had.>> Remove extremist content like this within an hour of first being notified of its existence or else.

It's part of the new guide lines that are the EU's strongest warning yet to the likes of Google, YouTube, and Facebook. The threat is technically non-binding, but its author say they'll bring legislation to. Force compliance if the tech giants can't demonstrate progress within 3 months and the guidelines still hold weight in European courts.

European governments have been pressuring Internet companies to do more to stop the spread of videos and other media they say inspires lone wolf militant attacks.