While they supported Republicans Ronald Reagan and George H. W. Bush for president in the 1980s, they have begun leaning largely toward the Democrats in recent years; they have donated 92% of their $24,418,589 in contributions since 1990 to the Democratic Party.
Although he spoke at the convention he did not endorse Trump, yet.
Sean O’Brien will become the first International Brotherhood of Teamsters president to address a party known for pushing anti-union legislation.
But O’Brien has yet to commit to either White House contender. In fact, the labor leader also requested a speaking slot at the Democratic convention in Chicago next month. His mere presence in Milwaukee illustrates the dire threat that President Joe Biden faces with union voters in an election where the Rust Belt has emerged as perhaps his only route to victory.
The Teamsters backed President Joe Biden in 2020, and
Hilary Clinton four years prior. This year, it remains among the most politically influential
national labor unions yet to issue a presidential endorsement, while more than two dozen others have gotten behind Biden.