Which city is a home to OPEC and birth place of an Australian community worker, internee, Lutheran pastor and refugee?
Alfred Freund-Zinnbauer: Alfred Freund-Zinnbauer MBE (26 June 1910 – 9 November 1978) was an Australian community worker, internee, Lutheran pastor and refugee. Vienna:  Vienna is host to many major international organizations, including the United Nations and OPEC.
Vienna