[1] It played an important role in the struggle for women's suffrage, which was finally introduced in 1961, the last for any South American nation.
The Liga Paraguaya was preceded by Unión Femenina del Paraguay (UFP) (1936–1937) and the Unión Democrática de Mujeres (UDM) (1946–1947), both of whom became temporary; the UFP being dissolved because of its affiliation with the government which fell in 1937, and the UDM because of the Paraguayan Civil War (1947).
In 1948, Paraguay signed the convention of the Organization of American States in Bogotá, which acknowledged that women had the same political rights as men.
Concepción Rojas Benítez, Representative of Paraguay in the Inter-American Commission of Women, was elected its president.
[3] During the presidency of Alfredo Stroessner (1954–1989), the activity of the Liga Paraguaya did not stop, but became difficult, like the work of all organizations not affiliated with the Colorado party.