Boris Johnson appeared to take aim at the US vice president today, branding his comments that immigrants are erasing British civilisation as ‘b******s’. The former prime minister said: ‘The population of New York that was born abroad is virtually identical [to London]. ‘I think in America, about 30 per cent of people are either first or second generation immigrants. The statistic I used to cite was that 40 per cent of our population was born abroad. ‘So all these raving about civilisational erasure, “Britain's going down the tubes” - I think it’s b******s.' According to the 2021 census, around 41...