The State of Rio Grande do Norte in Brazil included in its local constitution, in 1927, a law that asserted gender equality regarding electoral rights. Celina Guimarães Viana was not the only woman to request her inclusion on the voters' list, but she was the first to have her petition approved, paving the way for women's rights in Brazil.
Celina Guimarães Viana, the first woman to vote in Brazil, in Mossoró, Rio Grande do Norte.