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Events on Monday 20 July 1903 1
1810 – 1903Pope Leo XIII (1810-1903)Died 20 July 1903, aged 93Born Vincenzo Gioacchino Pecci, Leo XIII served as Pope from 1878 until his death, one of the longest pontificates to that point. He is best remembered for the 1891 encyclical Rerum Novarum, which addressed labor rights and social justice. He died in Rome on 20 July 1903.