In a NATO conference held in Washington, D.C., President Joe Biden made a verbal stumble that triggered a wave of online mockery and concern. As he introduced Ukrainian President Volodymyr Zelenskyy, Biden mistakenly referred to him as "President Putin," inadvertently mentioning Russian President Vladimir Putin instead. The slip-up quickly caught the attention of commentators on social media, who expressed both amusement and worry about the mix-up occurring on a global stage.

During the conference, Biden stated, "And now I want to hand it over to the president of Ukraine, who has as much courage as he has determination. Ladies and gentlemen, President Putin." Realizing his mistake, the president promptly returned to the lectern to correct himself, saying, "President Putin? He's going to beat President Putin. President Zelenskyy. I'm so focused on beating Putin... We've got to worry about it. Anyway, Mr. President."

Former Governor of Wisconsin, Scott Walker, took to Twitter to criticize the president, stating, "Anyone else might be able to explain this away, but he's making way too many mistakes to not take a hit for this gaffe." Other commentators, such as Stephen L. Miller, a contributing editor at The Spectator, expressed curiosity about the reactions of House Democrats to this misstep.

The online response was swift, with users across various platforms mocking President Biden for confusing world leaders on such a prominent platform. Rogan O'Handley, known as DC_Draino, wrote, "Biden calls Zelenskyy 'President Putin' in front of the entire world. He's humiliating our entire country." Lee Zeldin, a former New York gubernatorial candidate, remarked on the president's past incidents, stating, "We've been watching Biden fall up stairs, down steps, on stages, off bikes, shaking hands with the air, and fumble on the world stage for years."

TPUSA founder Charlie Kirk highlighted the seriousness of the slip-up, writing, "Joe Biden introduced Volodymyr Zelenskyy as President Putin. This really just happened. Not a cheap fake." Jessica O'Donnell, a commentator from The Blaze, humorously suggested, "[L]adies and gentlemen, President Lenin." Even the Biden campaign team seemed to acknowledge the controversy, attempting to highlight how the president recovered from his gaffe. However, their response only prompted further mockery on social media.

Critics speculated about the implications of this incident on Biden's leadership abilities and overall health. Raheem Kassam, editor-in-chief of The National Pulse, responded to the campaign team's reaction, stating, "Biden's own social media team are trying to push him out." The Trump campaign's social media account, MAGA War Room, jokingly remarked, "It appears one of our employees logged into the wrong account."

This verbal stumble adds to the growing concerns about President Biden's public appearances, with some commentators questioning his fitness for office. As social media platforms buzz with discussion and ridicule, the incident highlights the importance of careful speech and attention to detail for America's commander-in-chief on the global stage.

Fox News' Sarah Rumpf-Whitten contributed to this report.