Affairs, serving until he resigned in September 1998, when he became a member of a small opposition party (Peasants' Party, agrarian-conservative). Ilves was soon elected chairman of the People's Party (reformed Peasants' Party), which formed an electoral cartel with the Moderates, a centrist party. After the March 1999 parliamentary election he became foreign minister again, serving until 2002, when the so-called Triple Alliance collapsed. He supported Estonian membership in the European Union and succeeded in starting the negotiations which led to Estonia joining the European Union on 1 May 2004. From 2001 to 2002 he was the leader of the People's Party Moderates. He resigned from the position after the party's defeat in the October 2002 municipal elections, in which the party received only 4.4% of the total votes nationwide. In early 2004, the Moderates party renamed itself the Estonian Social Democratic Party. In 2003, Ilves became an observer member of the European Parliament and, on 1 May 2004, a full member. In the 2004 elections to the European Parliament, Ilves was elected MEP in a landslide victory for the Estonian Social Democratic Party. He sat with the Party of European Socialists group in the Parliament. Katrin Saks took over his MEP seat when Ilves became President of Estonia in 2006. In 2011, he was re-elected for a second five-year term. In 2013, it was announced that Ilves had accepted a position on the Council on CyberSecurity's Advisory Board. In 2015, it was announced that Ilves had agreed to join the group of advisers to the World Bank president Jim Yong Kim. During his presidency, Ilves has been appointed to serve in several high positions in the field of ICT in the European Union. He served as chairman of the EU Task Force on eHealth from 2011 to 2012 and was chairman of the European Cloud Partnership Steering Board at the invitation of the European Commission from 2012 to 2014. In 2013 he chaired the High-Level Panel on Global Internet Cooperation and Governance Mechanisms convened by ICANN. From 2014 to 2015 Ilves was the co-chair of the advisory panel of the World Bank's World Development Report 2016 "Digital Dividends" and was also the chair of World Economic Forum's Global Agenda Council on Cyber Security beginning in June 2014. Beginning in 2016, Ilves has been co-chairing The World Economic Forum working group The Global Futures Council on Blockchain Technology. In 2017