[1] In the 2004 regional elections, Kadir Topbaş ran for the post of mayor of İstanbul from the Adalet ve Kalkınma Partisi (AKP) and won on 28 March 2004.

[4] Kadir Topbaş was re-elected as the mayor of İstanbul metropolitan area in 2009 Turkish general local elections, passing the runner-up Kemal Kılıçdaroğlu, former leader of Republican People's Party.

[7] Topbaş subsequently made a commitment for better dialogue with the general public before urban development would occur, claiming that "we won’t even change a bus stop without asking local people first".

[8] Topbaş's son-in-law was arrested in the aftermath of the 2016 Turkish coup d'état attempt, for supposed ties to Gülen movement.

[9][11] Mevlüt Uysal, the district mayor of Başakşehir since 2009, was elected as his successor by the Council of Istanbul Metropolitan Municipality on 28 September.