Bruno, Saint (brōˈnō) [key], 925–65, German churchman and statesman; brother and chief adviser of the first Holy Roman emperor, Otto I, whose chancellor he was from c.950. He was made (953) archbishop of Cologne and in the same year became duke of Lotharingia. He organized the civil service, led the revival of learning, and reformed the monasteries according to the pattern laid down by the Cluniac reform. He is also known as St. Bruno the Great. Feast: Oct. 11.
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