Plymouth shooting: Who can own a firearm or shotgun in the UK? - BBC News:

Clearly something there is working.

Mass shootings are extremely rare in the UK. Before this year, there had been four in modern times - the last one was in Cumbria in 2010, when a gunman killed 12 people. Meanwhile, in 2019 alone, there were 417 shootings in the US where at least four people were shot.