 She served as the Deputy leader of Opposition in Rajya Sabha till April 2009.She won the 2009 election for the 15th Lok Sabha from the Vidisha Lok Sabha constituency in Madhya Pradesh by the highest margin of over votes.Sushma Swaraj became Leader of Opposition in the 15th Lok Sabha in place of Lal Krishna Advani on 21 December 2009, and retained this position till May 2014 when, in the 2014 Indian general election, her party won a major victory.