Robert Welch, founder of the John Birch Society, was a red-baiter of such ferocity he made Joe McCarthy look like Julius Rosenberg.
There was almost no one in 1950s America Welch did not accuse of allegiance to the Soviet Union. His crusade reached its apogee as only it could with a 1958 tract naming President Dwight Eisenhower as ‘a dedicated, conscious agent of the Communist conspiracy’.
Scottish nationalism has arrived at its Robert Welch moment by declaring shortbread unpatriotic. The buttery biscuit went from beloved confection to traitorous treat after a nationalist, on a trip to Germany, spotted Walkers Shortbread being sold in a Union Jack tin.