Key Facts

—The resignation. Michelle Bolsonaro, Brazil’s former first lady, quit the national leadership of the women’s wing of the Liberal Party on June 30.

—The response. Party chief Valdemar Costa Neto then abolished the national post entirely, leaving only state-level branches.

—The trigger. A public row with her stepson, Senator Flávio Bolsonaro, over an electoral alliance in the state of Ceará.

—The candidate. Flávio is the party’s presidential pre-candidate for the October vote, with Jair Bolsonaro barred and under house arrest.