[throwawaw]

> The current level is "severe", which was set on 3 November 2020, due to a shooting in Vienna by a suspected "Islamist terrorist" in which four people died. It was raised by Home Secretary, Priti Patel, following recent attacks in Europe. It was previously held at 'substantial', set on 4 November 2019. Prior to that it was rasied to "severe" on 17 September 2017. It had been raised to "critical" following the Parsons Green bombing on 15 September. The previous threat level to that was "severe" having been reduced to that level following an increase to "critical" after the Manchester Arena bombing of 22 May 2017.

From the Wikipedia article, which features a Threat Levels Over Time chart that is genuinely funny: https://en.wikipedia.org/wiki/UK_Threat_Levels#Changes_to_th...

Why is this a story?

[blensor]

I believe they are thinking along the lines,first there was the attack in France which kicked this series off (2 is not yet a series, I know), then here in Vienna, which the attackers seemingly expedited due to the corona lockdown coming into effect today. So changing the schedule gave them a glimpse of what is yet to come elsewhere where they didn't have to change their timeline