The Brazilian Labor Party (Partido Trabalhista Brasileiro, PTB) is a political party in Brazil, founded in 1945. It was established to represent the interests of workers and promote social justice. The party has historically aligned with labor unions and has played a significant role in Brazilian politics, advocating for workers' rights and economic reforms. Over the years, the PTB has undergone various ideological shifts and changes in leadership. It has participated in multiple elections and coalitions, influencing policies related to labor, social welfare, and economic development. The party's evolution reflects the dynamic nature of Brazilian politics and its response to changing social conditions.