May 22, 1927 (Sunday)
- Carlos Ibáñez del Campo, who had been acting President since May 10, was elected the 20th President of Chile, receiving a reported 98% (223,741 out of 226,745 votes)
- Born: George A. Olah, Hungarian-born chemist, Nobel Prize in Chemistry, in Budapest; and Quinn Martin, American television producer, in Berkeley, CA
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