Two of President Donald Trump’s most well-established supporters swapped barbs this week during an on-air discussion of the administration’s ongoing conflict with Iran.

The spat between conservative commentator Scott Jennings and Caroline Sunshine, the former communications director for Trump’s 2024 presidential campaign, took place on CNN’s “NewsNight with Abby Phillip” Thursday.

As guests debated whether Congress would impose “guardrails” on Trump’s military actions in Iran, particularly if Democrats claim the majority in the House or Senate this fall, Jennings pushed back, suggesting Iran and the U.S. had been military adversaries since the Islamic Revolution of 1979.

“Guardrails for what? To go back to a world where we’re all rainbows and unicorns with the Iranians?” he said. “They’ve been at war with us for 47 years!”

Jennings’ comments quickly drew an exasperated response from Sunshine, who said, “I’m sorry, the first time I’ve heard about the 47-year Iran war was, like, this year.”

“I’m sorry you don’t read much,” Jennings sniped. “Did you just start following the news this year?”

Watch Scott Jennings and Caroline Sunshine on CNN below.

From there, the exchange became even more fiery as Jennings and Sunshine began speaking over one another.

“It’s insulting to actual conflicts that we’ve been in to say that we’ve been at war [for 47 years] … how many Americans have they killed on U.S. soil in the 47 years?” Sunshine asked.

“They’ve killed thousands of Americans — they have maimed American soldiers,” Jennings replied. “They’ve attacked American allies.”

“Yeah, which is all wrong. But why have our soldiers been over there?” Sunshine asked.

Jennings ignored her. “And they have been at war with the West ever since this regime came to power, and it is their intention to build a nuclear weapon and use it on us and use it on Israel and use it on the West,” he continued.

Sunshine, however, pushed back on Jennings’ assertion, arguing that Iran “does not have a nuclear weapon” and has simply learned to “behave like a nuclear power without ever needing to be one.”

Jennings, who previously worked as an aide to former President George W. Bush, has been an on-air contributor for CNN since 2017. In 2024, he became a member of the Los Angeles Times’ editorial board.

Sunshine rose to prominence as a teen actor, appearing on the Disney Channel series “Shake It Up,” which ran from 2010 to 2013, as well as in the films “Marmaduke” and “The Outfield.”

She became a White House press assistant during Trump’s first term and was appointed to the role of deputy communications director for his reelection campaign in 2024.