Albert Frederick (7 May 1553- 28 August 1618) was duke of Ducal Prussia from 1568 until his death. May 7 is the 127th day of the year in the Gregorian Calendar (128th in leap years). ... // Events June 26 - Christs Hospital in London gets a Royal Charter July 6 - Edward VI of England dies July 10 - Lady Jane Grey is proclaimed Queen of England - for the next nine days July 18 - Lord Mayor of London proclaims Queen Mary as the rightful Queen - Lady Jane Grey... August 28 is the 240th day of the year in the Gregorian Calendar (241st in leap years), with 125 days remaining. ... Events March 8 - Johannes Kepler discovers the third law of planetary motion (he soon rejects the idea after some initial calculations were made but on May 15 confirms the discovery). ... The term duke is a title of nobility which refers to the sovereign male ruler of a Continental European duchy, to a nobleman of the highest grade of the British peerage, or to the highest rank of nobility in various other European countries, including Portugal, Spain and France (in Italy... Royal and Ducal Prussia in the second half of 16th century Ethnic map Polish-Lithuanian Commonwealth with its major subdivisions as of 1619, superimposed on present-day national borders Ducal Prussia was, between 1525–1657, a fief of Poland. ... Events March 23 - Peace of Longjumeau ends the Second War of Religion in France. ...

He was a son of Albert of Prussia and Anna Marie of Brunswick-Lüneburg. He was the second and last Prussian duke of the Ansbach branch of the Hohenzollern family. Albrecht von Hohenzollern Grand Master of the Teutonic Order Albert (May 16, 1490 - March 20, 1568), (Albertus in Latin, Albrecht in German) Grand Master of the Teutonic Order and first duke of Ducal Prussia, was the third son of Frederick of Hohenzollern, prince of Ansbach and Bayreuth, and Sophia, daughter... Brunswick-Lüneburg was an historical state within the Holy Roman Empire. ... See Ansbach, Austria for the Austrian town of the same name. ... The House of Hohenzollern is a German dynasty of electors, kings, and emperors of Prussia, Germany, and Romania. ...

He was married to Marie Eleonore of Cleves, a daughter of Wilhelm, Duke of Jülich-Cleves-Berg and Maria of Habsburg, Archduchess of Austria (1531–1581). Maria was a daughter of Ferdinand I, Holy Roman Emperor and Anne of Bohemia. William The Rich Wilhelm The Rich, Duke of Jülich-Kleve-Berg (Wilhelm der Reiche, Herzog von Jülich-Kleve-Berg) (28 July 1516 - 05 January 1592) was the only son of Johann III, Duke of Jülich-Cleves-Berg and Maria von Geldern and took over rule of his... Events January 26 - Lisbon, Portugal is hit by an earthquake-- thousands die October 1 - Battle of Kappel - The forces of Zürich are defeated by the Catholic cantons. ... Events January 16 - English Parliament outlaws Roman Catholicism April 4 - Francis Drake completes a circumnavigation of the world and is knighted by Elizabeth I. July 26 - The Northern Netherlands proclaim their independence from Spain in the Oath of Abjuration. ... Ferdinand I Habsburg Ferdinand I, Holy Roman Emperor (March 10, 1503 – July 25, 1564) was one of the Habsburg emperors that at various periods during his life ruled over Austria, Germany, Bohemia and Hungary. ...

Albert Frederick and Marie were parents to seven children

• Anna of Prussia (3 July 1576 - 30 August 1625). Married John Sigismund, Margrave of Brandenburg.
• Marie of Prussia (23 January 1579 - 21 February 1649). Married Christian, Margrave of Brandenburg-Bayreuth.
• Albert Frederick of Prussia (1 June - 8 October 1580).
• Sofie of Prussia (31 March 1582 - 4 December 1610). Married Jacob Kettler of Courland.
• Eleonore of Prussia (22 August 1583 - 31 March 1607).
• Wilhelm of Prussia (23 June 1585 - 18 January 1586).
• Magdalene Sibylle of Prussia(31 December 1586 - 22 February 1659). Married John George I, Elector of Saxony.

At his death the duchy passed to his son-in-law John Sigismund, Margrave of Brandenburg, combining the two territories under a single dynasty and forming Brandenburg-Prussia. July 3 is the 184th day of the year (185th in leap years) in the Gregorian calendar, with 181 days remaining. ... Events May 5 - Peace of Beaulieu or Peace of Monsieur (after Monsieur, the Duc dAnjou, brother of the King, who negotiated it). ... August 30 is the 242nd day of the year in the Gregorian Calendar (243rd in leap years), with 123 days remaining. ... Events March 27 - Prince Charles Stuart becomes King Charles I of England, Scotland and Ireland. ... John or Johann Sigismund Hohenzollern (1572-1619) succeeded his father Joachim Friedrich as margrave of Brandenburg and duke of Ducal Prussia in 1608. ... January 23 is the 23rd day of the year in the Gregorian calendar. ... Events January 6 - The Union of Atrecht united the southern Netherlands under the Duke of Parma, governor in the name of king Philip II of Spain. ... February 21 is the 52nd day of the year in the Gregorian Calendar. ... // Events January 30 - King Charles I of England, Scotland and Ireland is beheaded. ... June 1 is the 152nd day of the year in the Gregorian calendar (153rd in leap years), with 213 days remaining. ... October 8 is the 281st day of the year (282nd in leap years). ... Events March 1 - Michel de Montaigne signs the preface to his most significant work, Essays. ... March 31 is the 90th day of the year in the Gregorian Calendar (91st in Leap years), with 275 days remaining. ... Events January 15 - Russia cedes Livonia and Estonia to Poland February 24 - Pope Gregory XIII implements the Gregorian Calendar. ... December 4 is the 338th day (339th on leap years) of the Gregorian calendar. ... // Events January 7 - Galileo Galilei discovers the Galilean moons of Jupiter. ... Jacob Kettler (28 October 1610 - 1 January 1682, German: Jakob von Kettler), Courland. ... coat of arms of Courland Courland (Latvian: Kurzeme, German: Kurland, Polish: Kurlandia, Latin: Curonia / Couronia) is a historical Baltic province now part of Latvia. ... August 22 is the 234th day of the year in the Gregorian calendar (235th in leap years), with 131 days remaining. ... 1583 was a common year starting on Saturday of the Gregorian calendar or a common year starting on Tuesday of the Julian calendar. ... March 31 is the 90th day of the year in the Gregorian Calendar (91st in Leap years), with 275 days remaining. ... Events January 20 - Tidal wave swept along the Bristol Channel, killing 2000 people. ... June 23 is the 174th day of the year (175th in leap years) in the Gregorian Calendar, with 191 days remaining. ... 1585 was a common year starting on Tuesday of the Gregorian calendar or a common year starting on Friday of the Julian calendar. ... January 18 is the 18th day of the year in the Gregorian calendar. ... 1586 was a common year starting on Wednesday of the Gregorian calendar or a common year starting on Saturday of the Julian calendar. ... December 31 is the 365th day of the year (366th in leap years) in the Gregorian Calendar. ... 1586 was a common year starting on Wednesday of the Gregorian calendar or a common year starting on Saturday of the Julian calendar. ... February 22 is the 53rd day of every year in the Gregorian Calendar. ... // Events May 25 - Richard Cromwell resigns as Lord Protector of England following the restoration of the Long Parliament, beginning a second brief period of the republican government called the Commonwealth. ... John George I (5 March 1585 - 8 October 1656), elector of Saxony, second son of the elector Christian I. He succeeded to the electorate in June 1611 on the death of his elder brother, Christian II. The geographical position of electoral Saxony hardly less than her high standing among the... The Brandenburg-Prussian state was formed in 1618 when the Duchy of Prussia came under the control of the Elector of Brandenburg (part of the Holy Roman Empire of German Nation). ...