OBrien made history as the first Teamster ever to speak at the convention.

Remember, elites have no party.

Elites have no nation, he said.

Teamsters President Sean O’Brien

Teamsters President Sean O’Brien

Their loyalty is to the balance sheet and the stock price at the expense of the American worker.

We want to know one thing: What are you doing to help American workers?

The Teamsters represent one of the most powerful unions in the U.S. with more than 1.3M members.

Donald Trump and ABC News' Terry Moran

Never forget, American workers own this nation.

We are not renters.

We are not tenants.

Wut the corporate elite treat us like squatters, and that is a crime.

Weve got to fix it, he said.