Pau was the capital of the former province of Béarn[?].
It was the birthplace of Henry IV of France (1553-1610) and of Charles XIV of Sweden (1763 - 1844).
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... he was a Christian and possibly bishop of Croton. In approximately 580, he wrote "De origine actibusque Getarum[?]" (The origin and deeds of the Goths), "De breviatione ...