European leader compared Donald Trump to Mussolini
The former Vice-President, who has mostly held back from criticising the current administration, called Mr Trump's behaviour bizarre and said he did not understand governance.
Addressing a bipartisan event alongside Ohio's Republican governor John Kasich, the respected Democrat claimed 14 leaders had contacted him to try to understand better the actions of the president.
Citing the moment when Mr Trump shoved aside Duski Markovic, the prime minister of Montenegro, at a Nato summit in May and then stuck his chest out and his chin, Mr Biden said one unnamed European leader likened Mr Trump's stance and body language to Il Duce.
Mr Biden's imitation of Mr Trump's behaviour drew laughter at the University of Delaware audience, prompting him to caution: "Not a joke. Not a joke....
