Bill Brock, a former member of both the U.S. House and Senate from Tennessee who became chairman of the Republican National Committee, a U.S. Trade Representative and the Secretary of Labor, died on Thursday.

Brock, 90, was hospitalized in Florida with pneumonia at the time of his death.

Fellow Republicans quickly began chiming in about Brock’s legacy, one that those who worked closely with him said was marked by bipartisan cooperation.

RELATED:Bill Brock, former Tennessee U.S. Senator, Secretary of Labor and RNC chair, dies at 90

Here’s what officials have to say about the Chattanooga native.

Former U.S. Sen. Lamar Alexander

“Bill Brock was a true political pioneer who helped build the Tennessee Republican Party from scratch and then went on to become one of our nation’s most distinguished public servants,” Alexander said. “Honey and I express to Sandy and Bill’s entire family our sympathy and our great respect for his life.”