The president claimed in the Oval Office that he was unaware that the term had racist connotations.
"And then it ended and I'll tell you what nobody has helped me more", he said.
Trump indicated that he was referring to American nationalism rather than white nationalism, which he and his followers have also been accused of promoting.
"He's not lyin" Ted anymore, he's handsome Ted", Trump told ABC News Chief White House Correspondent Jonathan Karl.
At the end of his rowdy one hour and 16 minute speech, Trump told the crowd: "You need to vote for Ted Cruz". But the attacks that flew between the two scorched-earth rhetoricians were breathtaking.
"We had our little difficulties", Trump said. And maybe it's a dog whistle to races and such.
But alt-right groups found themselves marginalised after differing with numerous president's policies and facing public backlash after the deadly "Unite the Right" rally in Charlottesville in August 2017.
"I will only vote to confirm a Supreme Court Justice who believes in a women's right to make her own decisions about her body", O'Rourke proclaimed at their last debate.
Lemon then brought on a panel to discuss Trump's declaration.
He said he was talking about "other countries also" but did not name them. "We can't let that happen to our country". We should not be the world's policekeeper and not get reimbursed, ' he stated. Asked by ABC News over the weekend whether he considers Trump a friend or a foe, Cruz refrained from hanging his hat on the former. Ted Cruz at a packed rally in Houston, where the president declared Democrats organized the migrant caravan marching toward the USA border and labeled Cruz's election opponent a "stone cold phony". Cruz denounced Trump as a reckless and rudderless political opportunist: He was a "pathological liar", "utterly amoral", and a "serial philanderer". 'And I say, "Really?"
"You know how the caravan started?" I'm a nationalist. Okay?
Trump warned against a move to globalism, which has driven his effort to put America first.
'Radical Democrats want to turn back the clock.
Trump's declaration on Monday came as he criticized Democrats, associating them with "corrupt, power-hungry globalists". And, you know what?