Pedro Eugenio Aramburu

Pedro Eugenio Aramburu Silveti was a central figure in 20th-century Argentine history.

He served as a general in the Argentine Army and as the President of Argentina from 1955 to 1958. His life was defined by military leadership and intense political conflict. He was born on May 21, 1903, in Río Cuarto. His parents were immigrants from Spain. His father, Carlos Pantaleón Aramburu, was from Zestoa in the Basque Country. His mother, Leocadia Silveti, was from Zuriáin in Navarre. He grew up in a large family with eight siblings.

Aramburu followed a steady path through the military hierarchy. He received his training at the National Military College. He earned the rank of sub-lieutenant in 1922. By 1939, he had reached the rank of major. In 1943, he served as a teacher at the War School. He was promoted to Brigadier in 1951. By 1955, he was the Commander in Chief of the Army. He eventually reached the highest rank of Lieutenant general.

His rise to political power came through the Revolución Libertadora. This was a military coup that removed Juan Perón from the presidency in 1955. Several factors triggered this movement against Perón. The government had faced significant economic instability. Perón also took actions against the press and political rivals. He incited followers to damage newspaper offices and printing presses. He also imprisoned the leader of the opposition, Ricardo Balbin. These actions led the military to take control of the nation.

Aramburu led the military government for three years. During this period, his administration made several major changes. He forced Juan Perón into exile in Spain. He also barred the Peronist Party from participating in elections. Aramburu worked to change the legal structure of the country. He repealed the 1949 Constitution, which was considered statist and reelectionist. Instead, he restored the validity of the 1853/60 Constitution. He promised to return power to a president elected by the people. He also pledged that military leaders in his government would not run for office.

After leaving the presidency in 1958, Aramburu entered civilian politics. He led a party called the Union of the Argentine People, or UDELPA. In the 1963 presidential election, he used a specific slogan. He told voters, "Vote UDELPA and HE won't return." This was a direct reference to Perón. The election resulted in Arturo Umberto Illia becoming president. Aramburu finished in third place. Despite the elections, the military continued to hold significant power. This instability continued when General Juan Carlos Onganía led another coup in 1966.

Aramburu's life ended during a period of violent political unrest. On May 29, 1970, a left-wing group called the Montoneros kidnapped him.

Two members of the group kidnapped him from his Buenos Aires apartment. They were posing as young army officers. The group named this mission Operación Pindapoy. The kidnapping caused great tension across Argentine society for a month. It was later discovered that Aramburu had been killed three days after his abduction. His body was found in a farmhouse near Timote in the Buenos Aires Province. He had been shot twice in the chest with different pistols.

The Montoneros claimed responsibility for the killing. Mario Firmenich and Esther Norma Arrostito were the leaders who took credit. The group stated that their actions were a response to past events. In June 1956, Aramburu had been involved in the execution of General Juan José Valle. This occurred after a failed attempt to overthrow the government. In that event, 26 Peronist militants were also executed. The 1970 assassination was a direct retaliation for those 1956 deaths. His death remains a significant moment in the history of Argentine political violence.