In 2019 there is one dominant party in Poland, Law and Justice (Prawo i Sprawiedliwość, PiS). But in Poland the opposite has happened. PiS’s is a ruled by Jarosław Kaczyński, a former prime minister (2006-7), party co-founder and leader since 2002. PiS is a nationalist-conservative party with a predominant focus on the nation. The Left (Polish: Lewica) is a left-wing to centre-left political alliance in Poland, founded to contest the 2019 parliamentary election.The alliance consists of the Democratic Left Alliance (SLD), Spring and Lewica Razem. A third received wisdom holds that political parties that campaign radically will moderate in power, when confronted with the realities of government. This article lists current political parties in Poland, as well as former parties dating back as far as 1918.Since 1989, Poland has had a multi-party system, with numerous competing political parties.Individual parties normally do not manage to gain power alone, and usually work with other parties to form coalition governments.. In the last election in 2015, a coalition between the Civic Platform (PO) and Polish People’s Party (PSL) suffered a major defeat, being replaced by a majority PiS government which has ruled since then – the first time since the communist era that a Polish political party has been able to rule without a … WARSAW — Poland's nationalist Law and Justice (PiS) party won Sunday's parliamentary election, taking 43.76 percent of the vote, according to a count of 99.4 percent of the votes cast on Monday.