Longer answer: they are a one-policy party, with extra, populist, ideals tagged on. These generally appeal to working-class voters, but if PLCs had huge voting blocks, I'm pretty certain the BNP would be in favour of open trade and against protectionism. They would still be scared angry little people, though. And then the voting populace is scared and/or angry, they chime better with the BNP tune.
No Deal Brexit + Slashing Tariffs = Reduced Prices
46 minutes ago