Monte Testaccio
He attended the Second Vatican Council from 1962 to 1965. Pope Paul VI created him Cardinal Priest of "S. Maria Liberatrice al Monte Testaccio" in the consistory of 26 June 1967. The appointment of the successor to Beltrami's diplomatic post in the Netherlands was published on 22 July 1967. He lost the right to participate in a papal conclave upon reaching the age of 80 on 1 January 1971.