[2] Ivete Vargas served multiple terms representing São Paulo as a Federal Deputy.

Soon thereafter, the social-democratic wing of the original PTB, led by Leonel Brizola, attempted to recreate the Brazilian Labour Party, a party founded by Getúlio Vargas of which Brizola had been a member, but the military government instead awarded the name to a group led by Ivete Vargas.

In response, Brizola instead led his faction to found the Democratic Labour Party (PDT).

[3][4] From 1981 until her death in 1984, Ivete Vargas served as President of the Brazilian Labour Party.

The new party embraced centrist or slightly right-leaning politics, but since the conservative wave in the 2010s, it showed strong support for the government of Jair Bolsonaro,[5] in addition to affiliating federal deputy Daniel Silveira, known for making references to AI-5.