New Delhi, June 5 -- Hedge fund billionaire Ken Griffin, one of Wall Street's most prominent Republicans, expressed frustration about President Donald Trump's "anti-growth" tariff agenda and its impact on U.S. economic growth at Thursday's 2025 Forbes Iconoclast Summit.

Citadel CEO Ken Griffin, a billionaire supporter of President Donald Trump and a megadonor to Republican candidates, had some unusually harsh words for the president about his trade war: It's hurting America's standing in the world and eroding the nation's brand.

"The United States was more than just a nation. It's a brand. It's a universal brand, whether it's our culture, our financial strength, our military strength .. America rose beyond just being a country," Griffin...