Solidarity

A social democratic party closely associated with Petro Poroshenko.

Chairperson: Mykhailo Antoniuk (28 February 2001 – 16 October 2001), Petro Poroshenko (15 November 2001 – 2005), Nadiya Zabredovska (2005 – 17 June 2013), Yuriy Stets (17 June 2013 – 30 December 2013)