Albert of Brandenburg definition of Albert of Brandenburg in the Free Online Encyclopedia.

Albert of Brandenburg, 1490–1568, grand master of the Teutonic Knights Teutonic Knights or Teutonic Order (t
..... Click the link for more information. (1511–25), first duke of Prussia (1525–68); grandson of Elector Albert Achilles of Brandenburg. In 1525 he became a Protestant, and on the advice of Martin Luther 4)), which was written by Melanchthon at the Diet of Augsburg in 1530 with the sanction of Luther, who was not permitted to attend. About this time the control of the Lutheran Church had passed further into the hands of the Protestant princes.
..... Click the link for more information. he secularized the dominions of the Teutonic Knights and became duke of the hereditary duchy of Prussia Prussia (prŭsh`ə), Ger. Preussen, former state, the largest and most important of the German states. Berlin was the capital.
..... Click the link for more information. . The knights' lands had been held as a fief from the king of Poland, and the new duchy remained under Polish suzerainty. On the extinction of Albert's line (1618), Prussia passed to the senior line of Brandenburg, and in 1701 it was made a kingdom.