After graduating in law and beginning his judicial career as a prosecutor in 1929 in the province of Entre Ríos and director of legal affairs of the Education Council of the same in 1931, he headed into the field of journalism and politics as a member of the Radical Civic Union.

The event occurred during the session of the Chamber of Deputies on July 26, 1947, when he said: The zoological barrage of February 24 seems to have thrown some congressman to his bench, so that from there he can meow at the stars for a diet of 2,500 pesos.

[5] Later, Sammartino explained that with his expression he was not referring to Peronist sympathizers, but to "the nuclei of activists, organized or inorganic, who did not represent the authentic people of the Nation, and who in the search for social justice did not hesitate to denigrate freedom.

[4] In September 1948 he attended a public event with Ricardo Balbín and Arturo Frondizi in the Plaza de la Constitución when the police began to surround the place to arrest him.

On that occasion he joined the unionist sector as a candidate for Vice President of the Nation, accompanying Miguel Ángel Zavala Ortiz, a formula that was defeated in the internal elections by the Ricardo Balbín-Santiago H. del Castillo [es] duo.