Sean O'Brien, president of the International Brotherhood of Teamsters, gave Monday's keynote speech at the Republican National Convention, delivering one of the most anti-big business speeches in ...

Teamsters union president Sean O’Brien delivered a fiery yet centrist speech on Monday night at the Republican National Convention, as he advocated for a bipartisan coalition to support American ...

International Brotherhood of Teamsters President Sean O’Brien pushed back on the suggestion he spoke at the Republican National Convention in July to endorse Republicans, maintaining he was ther ...

“We are not beholden to anyone, or any party,” Teamsters President Sean O’Brien said two months ago at the Republican National Convention. Perhaps he meant it, because on Wednesday the ...

Sean O’Brien, president of the International Brotherhood of Teamsters, on Monday evening said it was an “honor” to be the first-ever president in the union’s history to address a Republica ...

A political ally of both senators is Teamsters union president Sean O'Brien. While praising Hawley for going after credit card companies, O'Brien said on his podcast Better Bad Ideas, "You've got ...

Teamsters President Sean O’Brien prompted an internal rebellion at his union last month when he addressed the Republican National Convention in Milwaukee. O’Brien didn’t endorse Donald Trump ...

Sean O’Brien delivered an impassioned address about how big business and corporate lobbying groups are “waging a war against American workers” to a room full of people who worship Donald ...

Vice President Kamala Harris stormed out of a meeting with powerful Teamsters President Sean O’Brien while campaigning, arrogantly telling him she didn’t need his support because she’d ...

Teamsters union President Sean O’Brien lashed out at big corporations, called former President Donald Trump a “tough SOB” and said his worker’s group is “not beholden to any party” in ...

Teamsters President Sean O’Brien is navigating an internal revolt over the union’s decision not to endorse Vice President Kamala Harris, with local chapters rushing to endorse her anyway.

The following is a transcript of an interview with Sean O'Brien, president of the International Brotherhood of Teamsters, on "Face the Nation with Margaret Brennan" that aired on Sept. 1 ...