Czech Social Democratic Party has won previous election while its main rival Civic Democratic Party saw large loss o support finishing third.

[3] 2013 Czech legislative election resulted in political Earthquake as populist ANO 2011 finished second to Social Democrats while Civic Democratic Party was reduced to 5th place.

Czech Social Democratic Party was viewed as front-runner of the election while ANO 2011 was expected to finish second.

[4] Leader of ANO 2011 Andrej Babiš stated that his party is underdog of election and that he hopes to win in 5 regions.

[5] Babiš stated that he wants to break rule of Social Democrats and Communists in regions.