As a member of the House Judiciary Committee, Drinan was involved in the impeachment investigation into President Nixon and his role in the Watergate affair. Materials in this series document Drinan's work on the Judiciary Committee and include investigative materials gathered by the committee's Impeachment Inquiry Staff, briefing books, published hearings and reports, and Drinan's notes. Also includes writings and statements by Drinan on impeachment, audio and video recordings of hearings, and issue mail from the 4th District and across the country regarding impeachment.