May 14, 1971 (Friday)
- Pope Paul VI issues the Apostolic Letter "Octogesima Adveniens" to Cardinal Maurice Roy, President of the Pontifical Council for the Laity and of the Pontifical Council for Justice and Peace, on the occasion of the eightieth anniversary of Pope Leo XIII's encyclical Rerum Novarum.
- Born: Princess Sumaya bint El Hassan of Jordan, in Amman
- Died: Heinz Richter, German radio engineer, 61
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