In the Seventies the system was run-down and demoralised. Road transport was the future, the Underground was being 'managed for decline', and the system was filthier than the streets above.

The national liberation movement had not yet developed to a sufficiently mass scale.

[…] set all these togither on the fire, & boile them till the wine and water be consumed, and that the flesh and bones be separated a sunder, that you may with a paire of tongs grabble out the bones from the rest, thus let it be taken off and pressed through a piece of canuas, and keepe it to your use.

survive + -or → survivor