Prime Minister Miloš Zeman, who stated that party's aim was to enter the Chamber of Deputies. Zeman used a bus called "Zemák" for his campaign. Sovereignty – Jana Bobošíková Bloc Sovereignty launched its campaign in January 2010, which focused heavily on leader Jana Bobošíková. The party used a campaign bus called Bobobus. Independent initiatives Defenestration 2010 Defenestration 2010 was an independent initiative organised by František Janouch and Lenka Procházková, urging voters to use their preferential votes to help elect lesser known politicians, as they were "less likely to be involved in corruption". Replace Politicians Replace Politicians was an independent initiative supported by celebrities such as Dan Bárta, Aneta Langerová, Radek Banga, Viktor Preiss and David Koller, calling for voters to support smaller parties. The initiative held events and concerts, and the band Nightwork released a video clip to support the initiative. Campaign finances Television debates The leaders of the two largest parties, Petr Nečas and Jiří Paroubek, appeared in four head-to-head debates. The first debate was organised by Česká televize in April 2010. The second was organised by Prima televize, and was a calm debate without personal attacks. The third debate was more aggressive and featured a number of personal attacks. The final debate was organised by Česká televize and was based on the format of debates organised by the BBC in the United Kingdom. Opinion polls Results The centre-left ČSSD won the most votes, with 22.1%. The conservative ODS and TOP 09 followed with 20.2% and 16.7% respectively. The Communist Party came fourth with 11.3%, ahead of the centre-right VV which received 10.9%. It was the first time that the Communists had finished lower than third in a Czech election. TOP 09 and VV won seats in Parliament for the first time. The Christian Democrats (4.4%), the Party of Civic Rights (4.3%), the Green Party (2.4%), and Sovereignty (3.7%), failed to gain the 5% necessary to enter parliament. Voter turnout was 62.6% nationally, highest in Prague-West District (71.69%) and lowest in Sokolov District (50.89%). The results were a setback for the Czech Republic's largest parties, ČSSD and ODS. President Václav Klaus said that the results would cause a "fundamental weakening" of the two parties. By region Prague Central Bohemian Region South Bohemian Region Plzeň Region Aftermath After the election results were announced, Jiří Paroubek resigned as ČSSD leader, citing disappointment with the outcome, and saying that "it seems that