She actively engaged in the struggle for land regularization using the legal instrument of collective usucaption of the Vila Acaba Mundo favela.

It currently has a presence in states including Bahia, Ceará, Distrito Federal, Espírito Santo, Minas Gerais, Rio de Janeiro, Santa Catarina, São Paulo, and Pará.

[8] She was one of the founders of the "Comitê Popular dos Atingidos pela Copa" (Popular Committee of Those Affected by the World Cup), which played a key role in organizing the resistance of families affected by the construction works related to the 2014 FIFA World Cup.

[13] Bella was part of the "Muitas (Pela Cidade que Queremos)" movement, which in 2016 launched various candidacies for municipal elections.

She was subsequently invited to join the "Gabinetona" as a co-councilor, along with the elected councilors Áurea Carolina and Cida Falabella.

[18] As a councilor, she was part of the CPI (Parliamentary Inquiry Commission) on BHTrans in 2021, which uncovered the formation of a cartel in the bidding process for public transportation in Belo Horizonte, established in 2008.