Thomas Joseph O’Brien served as a Representative from Illinois in the United States Congress from 1933 to 1965. A member of the Democratic Party, Thomas Joseph O’Brien contributed to the legislative process during 14 terms in office.
Thomas Joseph O’Brien’s service in Congress occurred during a significant period in American history. As a member of the House of Representatives, Thomas Joseph O’Brien participated in the democratic process and represented the interests of constituents.
Congressional Record





