Complex sentence: During his tenure as Special Prosecutor, Jaworski was perhaps most famous for his protracted constitutional battle with the White House concerning his attempts to secure evidence for the trial of former senior administration officials on charges relating to the Watergate cover-up.
Split into simpler sentences: During his tenure as Special Prosecutor, Jaworski was perhaps most famous for his protracted constitutional battle with the White House. This concerned his attempts to secure evidence for the trial of former senior administration officials on charges relating to the Watergate cover-up.