Bronisław Geremek Constitutional Committee from 1989 to 1991 and its European Law Committee from 2000 to 2001. After a coalition government was formed in October 1997 by the Solidarity Electoral Action (AWS) and the Freedom Union Geremek served as Minister of Foreign Affairs under Prime Minister Jerzy Buzek until 2000. In 1998 Poland chaired OSCE, and Bronisław Geremek served as Chairperson-in-Office. In March 1999 he signed the treaty under which Poland joined NATO. In the election to the European Parliament in June 2004 Geremek was elected as a candidate of the Freedom Union, winning the largest number of votes in Warsaw. In
European Commissioner openly gay Commissioner. The first female Commissioners were Christiane Scrivener and Vasso Papandreou in the 1989 Delors Commission. European Parliament President Jerzy Buzek proposed in 2010 that Commissioners be directly elected, by member states placing their candidate at the top of their voting lists in European elections. That would give them individually, and the body as a whole, a democratic mandate. Each Member is required to take an oath before the Court of Justice of the European Union, officially the "Solemn Declaration before the Court of Justice of the European Union". As of December 2009, the Charter of Fundamental Rights