c.339 - 397
Bishop of Milan
Ambrose was born in Gaul. He became one of the most influential figures of his time. As bishop of Milan he evoked sanctions against Emperor Theodosius I for his massacre of a civilian populace.
He modelled Christian duties after Cicero and fought to make the church independent of civil power. He was a leader, preacher, and author. Saint Ambrose was called a Doctor of the Western Church.
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From the Catholic Encyclopedia:
Saint Ambrose :