Several former active members of the Duna Kör had participated in the foundation of the Green Party of Hungary (Hungarian: Magyarországi Zöld Párt; MZP) in Budapest on 19 November 1989.
[4] The MZP adopted anti-liberal, anti-communist, anti-Semitic and pro-fascist elements to its program and also criticized privatization and market economy.
[4] Medveczki also founded and registered the party's paramilitary wing, the Alliance of National Green Youth.
On 5 June 1993, critics of Medveczki's politics, quit the party and established the Green Alternative (ZA), led by György Droppa.
[4] In November 1995, Ottó Stekler also decided to left MZP to found the Hungarian Social Green Party (MSZZP).