Not every union member is thrilled with O’Brien’s RNC ... speaking at the Republican National Convention. Sean O’Brien will become the first International Brotherhood of Teamsters president ...

The International Brotherhood of Teamsters ... his speech serving as an "indicator of how much the traditional constituencies of the two major parties have flipped." By speaking at the RNC ...

Sean O’Brien, the president of the union, which represents 1.3 million warehouse, freight and parcel workers, became the first Teamster to address delegates at the Republican National Convention.

Even before Teamsters ... president a "scab masquerading as a pro-union advocate," The New York Times reported. Amid scrutiny ...

After a weekend when the world was shaken by the attempted assassination of the former (and perhaps soon to be re-elected) President ... Teamsters, Sean O’Brien, was invited to address the RNC.

International Brotherhood of Teamsters General President Sean O’Brien has had a wicked wild year. He made history this summer as the first Teamsters head to speak at the Republican National ...

Democrats snubbed a request from Teamsters President Sean O’Brien to appear ... But his appearance at the RNC infuriated Democrats, who kept Teamsters leadership in the dark about their ...

Two months earlier, union president Sean O'Brien made history as the first Teamster leader ever to address the Republican National Convention this past July. Predictably, O'Brien's speech proved ...