[14] Later, the party began to reject the left-right political spectrum, promoting conservative humanism and traditional values as the third way.

[16] The party also has populist rhetoric centered around its leader, Cristian Popescu Piedone.

[17] PUSL member Nicolae Păun claimed that the party promotes humanist, socialist and liberal values.

[18] In 2018, former Sector 4 mayor, Cristian Popescu Piedone join PPU and reentered politics,[24] having previously been prosecuted for the Colectiv nightclub fire back in 2015.

With all the legal problems and controversy surrounding Piedone, PPU still endorsed him as candidate in the 2016 Romanian local elections for mayor of Sector 4[26] as well as in the 2020 Romanian local elections for mayor of Sector 5, winning the latter.