 After the regime change, he became a member of the National Salvation Front and the Democratic Party (which he left in April 1999).Severin was the Minister of Foreign Affairs of Romania between 12 December 1996 and 29 December 1997 as part of the Victor Ciorbea cabinet.He sat in the Chamber of Deputies in June–July 1990 before resigning, and again was a member of that body from 1992 until December 2007, when he resigned.