It was the largest legal opposition group during the Stroessner regime, but disappeared soon after he was overthrown.
[1] In 1967 members of the PLR also returned to Paraguay to participate in the Constitutional Assembly elections that year.
[2] They won 29 of the 120 seats, overtaking the Liberal Party to become the largest of the opposition groups.
After winning 13 seats again in the 1988 elections, the party saw a huge loss of support after Stroessner was overthrown.
In the 1989 elections the party's vote share fell from 7.2% to 1.3% and won just a single seat.