The Roman Catholic Church declared Joan of Arc a saint.
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Johnny Cash released his 'Ring of Fire' single.
Charles Darwin, who taught the world the theory of evolution by natural selection, died at 73 years old.
Cardinal Joseph Ratzinger was elected as Pope under the name Pope Benedict XVI.
The Treaty of Frankfurt was signed between Holy Roman Emperor Charles V and Protestants.
NASA's Ingenuity helicopter became the first helicopter to fly on another planet.
