Following the 2020 regional elections, opposition parties began negotiations about potential electoral alliances.

Speculation began about a liberal bloc composed of the Pirate Party and Mayors and Independents, with Ivan Bartoš as the leader.

[15] Ivan Bartoš was nominated as the Pirate Party's election leader on 25 November 2020,[16] and was confirmed on 2 December 2020.

[21][22] However, in early November, Pirates and Mayors signed a coalition agreement to form a government with SPOLU.

[23] Following coalition negotiations with SPOLU, the alliance was assigned seven ministries of the government, out of which four are for Mayors and Independents and three for Pirates.