translate English to French: Prior to becoming Prime Minister, Pierre Trudeau was Canada’s Minister of Justice from 1967 to 1968 and, between his terms as Prime Minister, he was Leader of the Opposition from 1979 to 1980.
Avant de devenir Premier ministre, Pierre Trudeau a été ministre de la Justice de 1967 à 1968 et, entre ses mandats de Premier ministre, il a été chef de l’opposition en 1979 et en 1980.