Duke Frederick of Saxony (1474–1510), Grand Master of the Teutonic Knights; Frederick, Hereditary Prince of Saxony (1504–1539), son of George, Duke of Saxony; Frederick August I, Elector of Saxony, or Augustus II the Strong (1670–1733), ruler of Saxony from 1694 to 1733; Frederick August II, Elector of Saxony, or Augustus III ...
Frederick was the son of Ernest, Elector of Saxony and his wife Elisabeth, daughter of Albert III, Duke of Bavaria. He is notable as being one of the most powerful early defenders of Martin Luther.  He successfully protected Luther from the Holy Roman Emperor, the Pope and other hostile figures.
Frederick III, byname Frederick the Wise, German Friedrich der Weise, (born Jan. 17, 1463, Torgau, Saxony—died May 5, 1525, Lochau, near Torgau), elector of Saxony who worked for constitutional reform of the Holy Roman Empire and protected Martin Luther after Luther was placed under the imperial ban in 1521.
- The Editors of Encyclopaedia Britannica
John Frederick remained a prisoner until 1552 when he was liberated by Maurice of Saxony who had left the imperial side. Prior to 1547, John Frederick had entrusted the depiction of his image to Lucas Cranach (1472–1553), who devised an ambitious iconographic programme that presented him as a champion and defender of the Reformation .
Frederick I, the Belligerent or the Warlike ( German: Friedrich der Streitbare; 11 April 1370 – 4 January 1428), a member of the House of Wettin, ruled as Margrave of Meissen from 1407 and Elector of Saxony (as Frederick I) from 1423 until his death.
5 de mar. de 2023 · The Kingdom of Saxony (German: Königreich Sachsen), lasting between 1806 and 1918, was an independent member of a number of historical confederacies in Napoleonic through post-Napoleonic Germany. The kingdom was formed from the Electorate of Saxony.
Frederick Augustus II, (born May 18, 1797, Dresden, Saxony—died Aug. 9, 1854, the Tirol, Austria), reform-minded king of Saxony and nephew of Frederick Augustus I, who favoured German unification but was frightened into a reactionary policy by the revolutions of 1848–49.