On June 29th 1974, with Argentine President Juan Peron on his deathbed, Isabela Martinez de Peron, his wife and vice president, was sworn in as the leader of the South American country. President Isabela Peron, a former dancer and Peron's third wife, was the Western Hemisphere's first female head of government. Two days later, Juan … Continue reading June 29 1974 Isabela Peron takes office as Argentine president