At a campaign rally in New Hampshire last Saturday, the former president Donald Trump repeated a claim he made back in September: immigrants coming to the United States, he said, are “poisoning the blood of our country”. The phrase is particularly disturbing as it evokes Nazi language about blood and nation.

The last time Trump uttered this “poisoning the blood of our country” phrase, criticism from historians and civil libertarians was swift. This time, Joe Biden’s re-election campaign saw an opportunity and pounced. “Donald Trump channeled his role models as he parroted Adolf Hitler,” a Biden-Harris 2024 spokesperson wrote on X, formerly known as Twitter, adding that “Trump is not shying away from his promise to lock up millions of people in detention camps.”

Yes, that’s true, but while Trump’s rhetoric and promises are odious and must be rejected, the Biden campaign is also talking out of both sides of its mouth.

First, to Trump. By now, only a visitor from another planet (who would certainly be locked up by Trump for illegal entry) would be surprised by the ex-president’s rhetoric. Trump’s jingoistic ability to sow fear of foreigners and hatred of others is a large part of his rightwing populist appeal. Over the weekend, Trump also claimed that “drugs, criminals, gang members and terrorists are pouring into our country”. He said the United States was facing something “like a military invasion” from would-be immigrants and asylum seekers and promised to implement “the largest deportation operation in American history”.

Even the cadence of his speech is reminiscent of a reel highlighting the Greatest Worst Things Trump Ever Said. Remember what he........

© The Guardian