By the way, should Blighty descend into chaos, perhaps from the coronavirus and/or economic collapse, then the Civil Contingencies Act 2004 makes for scary reading.

It's here in full: http://www.legislation.gov.uk/ukpga/2004/36/contents

To summarise the most egregious aspects: the government, once it enacts emergency powers, can confiscate whatever it desires, including citizens homes (without compensation) and lawfully compel them to relocate to wherever the state deigns. Yes, absolute totalitarianism.

The Yanks have similar laws on their statute book. Americans have been wise to cling to their guns.