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Pope Gregory X
head of the Catholic Church
Years: 1210 - 1276
Gregory X (Latin: Gregorius PP.
X, Italian: Gregorio X; ca.
1210 – 10 January 1276), born Teobaldo Visconti, is Pope from 1271 to 1276.
He is elected at the conclusion of a papal election that runs from 1268 to 1271, the longest papal election in the history of the Roman Catholic Church.
