Damn, here I thought I was living in a capitalist dystopia. Truly, the race mixers pulled one over on me. Must be the mixed blood in me making me vulnerable to communist brainwashing.
I don't mean to downplay the severity, but there are procedural differences. Slavery was pro forma banned at the time. Effectively, I agree, for all practical purposes of the folk in chains, it was slavery.
From the site I got it from, "This photograph shows the amounts of butter, milk, bacon, lard, sugar, cheese, tea and jam received by two people per week in Britain."
Yeah, rationing was easily one of the most hated things on the British home front. Rationing continued several years after the war and more or less directly led to the Labour government losing to the Conservatives over the issue of continuing rationing.
The idea was, plop a missile launcher up there and you could get some truly ludicrous range out of it and even fire from cover. Basic idea was sound, but it came with so many problems (speed, mechanical failure, the launcher being an obvious target) that they eventually gave up on it entirely.