Brits don’t know how.
Those that would have been disarmed.
There are exceptions, of course. Britain, and most likely the free world, can be very thankful it had Churchill for WWII.
Myth. Bad gun laws, but 2.3m legal guns here. Rifles and shotguns, some handguns and semi-auto rifles legal. Assault rifles (1988) and some handguns on the mainland UK (1997) banned.