Analysis of information sources in references of the Wikipedia article "Justicialist Party" in English language version.
With the election and successful completion in office of Macri's administration, there has been a re-establishment of a clear left-right, where the PJ fell on the left side of the political spectrum and PRO fell on the right (a facet that was somewhat evident in the 1980s but not present in the 1990s).
This tendency started in the 1980s as the economic collapse decimated the unions that had formed the base of the leftist Justicialist Party (PJ, although it is more commonly referenced as the Peronist Party).
Perón and Peronismo (Peronism) therefore represented a form of leftist–populist nationalism, rooted in an urban working-class movement that was allied to elements of the domestic bourgeoisie as well as the military.
Historically, the PJ was a leftist, populist party with statist policies commonly seen in Latin America during this period.)
This tendency started in the 1980s as the economic collapse decimated the unions that had formed the base of the leftist Justicialist Party (PJ, although it is more commonly referenced as the Peronist Party).