On Feb. 12, 1984 then-Cardinal Joseph Ratzinger celebrated the 15th anniversary of St. John Vianney Seminary, delivering a speech and celebrating a Mass (as seen in this slideshow). The university awarded him an honorary Doctor of Humane Letters degree. Twenty-one years later, in 2005, Ratzinger was elected pope. Today, after seven years as pope, Benedict XVI announced his resignation effective Feb. 28.
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