Since when has the Austrian party which is a member of Europe of Nations and Freedom had its current chair?
2005
Title: Ronald Gilgenbach
Passage: Dr. Ronald M. Gilgenbach is a Professor and the current Chair of the Nuclear Engineering and Radiological Sciences Department at the University of Michigan.  He is international recognized for his storied career in the field of Plasma Physics, including some of the earliest tokamak plasma research in the United States.  Dr. Gilgenbach has been at the University of Michigan since 1980 and has held his current position as Chair of the Nuclear Engineering and Radiological Sciences Department since 2010.  Still active in research, he is also the lead faculty of the Plasma, Pulsed Power, and Microwave Laboratory at the University of Michigan.
Title: Heinz-Christian Strache
Passage: Heinz-Christian Strache (born 12 June 1969) is an Austrian right-wing politician, a member of parliament and former member of the Vienna city council, who has been Chairman of the Freedom Party of Austria (FPÖ) since 2005.  He prefers to call himself just 'HC' Strache.
Title: Freedom Party of Austria
Passage: The Freedom Party of Austria (German: "Freiheitliche Partei Österreichs" , FPÖ) is a right-wing populist and national-conservative political party in Austria.  The party, led by Heinz-Christian Strache, is a member of the Europe of Nations and Freedom group in the European Parliament, as well as of the Movement for a Europe of Nations and Freedom.
Freedom Party of Austria Heinz-Christian Strache