{"slug": "frederick-i-of-brandenburg", "label": "Frederick I of Brandenburg", "wikipedia": "https://en.wikipedia.org/wiki/Frederick_I_of_Brandenburg", "wikidata": "https://www.wikidata.org/wiki/Q61336", "qid": "Q61336", "description": "1371 – 1440, Burgrave of Nuremberg as Frederick VI and Elector of Brandenburg as Frederick I", "entries": 14, "years": 13, "span": [1371, 1440], "span_label": ["1371 CE", "1440 CE"], "topics": [{"title": "Culture & Society", "count": 4}, {"title": "Geopolitics & Diplomacy", "count": 3}, {"title": "Religion & Belief", "count": 2}, {"title": "Deaths", "count": 2}, {"title": "Conflict & Security", "count": 2}, {"title": "Births", "count": 1}], "also_known_as": ["Frederick I, Elector of Brandenburg"], "related": [{"slug": "margraviate-of-brandenburg", "label": "Margraviate of Brandenburg", "shared": 3}, {"slug": "sigismund-holy-roman-emperor", "label": "Sigismund, Holy Roman Emperor", "shared": 2}, {"slug": "elector-of-brandenburg", "label": "Elector of Brandenburg", "shared": 2}, {"slug": "holy-roman-empire", "label": "Holy Roman Empire", "shared": 1}, {"slug": "king-of-the-romans", "label": "King of the Romans", "shared": 1}, {"slug": "wadysaw-ii-jagieo", "label": "Władysław II Jagiełło", "shared": 1}, {"slug": "wadysaw-iii-of-poland", "label": "Władysław III of Poland", "shared": 1}, {"slug": "frederick-ii-of-brandenburg", "label": "Frederick II of Brandenburg", "shared": 1}, {"slug": "house-of-hohenzollern", "label": "House of Hohenzollern", "shared": 1}, {"slug": "hussites", "label": "Hussites", "shared": 1}], "items": [{"year": 1371, "year_label": "1371 CE", "section": "Births", "date": "September 21", "text": "September 21 – Frederick I, Elector of Brandenburg (d. 1440)", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1370413855#Births", "title": "1371", "revid": 1370413855, "section": "Births"}}, {"year": 1410, "year_label": "1410 CE", "section": "Religion & Belief", "date": "September 20", "text": "September 20 – Following the death of Rupert, King of the Romans, on May 18, a council of three electors— Louis III, Elector Palatine; Werner von Falkenstein, Elector of Trier and Frederick I, Elector of Brandenburg, Burgrave of Nuremberg votes to elect King Sigismund of Hungary as the new King of the Romans and the informal \"King of Germany\". The rest of the electors of the Holy Roman Empire refuse to accept Sigismund.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1337551949#July–September", "title": "1410", "revid": 1337551949, "section": "Events › July–September"}}, {"year": 1411, "year_label": "1411 CE", "section": "Deaths", "date": "January 18", "text": "January 18 – Jobst, King of the Romans and Elector of Brandenburg, a member of the House of Luxembourg who had been elected to rule as the German monarch on October 1, dies suddenly at the age of 35 following a suspected poisoning. His death clears the way for Jobst's cousin and rival, Sigismund of Hungary, to become the new King of the Romans, and for control of the Electorate of Brandenburg to pass from the House of Luxembourg to the House of Hohenzollern, with Frederick of Hohenzollern becoming the new Elector in return for supporting the election of Sigismund.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1354941251#January–March", "title": "1411", "revid": 1354941251, "section": "Events › January–March"}}, {"year": 1415, "year_label": "1415 CE", "section": "Culture & Society", "date": "April 30", "text": "April 30 – Frederick I becomes Elector of Brandenburg.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371593286#April–June", "title": "1415", "revid": 1371593286, "section": "Events › April–June"}}, {"year": 1415, "year_label": "1415 CE", "section": "Culture & Society", "date": "November 5", "text": "November 5 – In an attempt to resolve the Brandenburg–Pomeranian conflict in Germany, Frederick I of Brandenburg pledges his 3-year-old daughter, Magadalene for a future marriage to Wartislaw IX, the 15-year-old Duke of Pomerania-Wolgast. Magdalene and Wartislaw marry other people after they grow up.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371593286#October–December", "title": "1415", "revid": 1371593286, "section": "Events › October–December"}}, {"year": 1417, "year_label": "1417 CE", "section": "Religion & Belief", "date": "April 18", "text": "April 18 – Frederick I, Elector of Brandenburg, is appointed to an additional position as Archchamberlain of the Holy Roman Empire.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1368829183#April–June", "title": "1417", "revid": 1368829183, "section": "Events › April–June"}}, {"year": 1418, "year_label": "1418 CE", "section": "Geopolitics & Diplomacy", "date": "November 21", "text": "November 21 – Brandenburg–Pomeranian conflict: In Germany, the Treaty of Ueckermünde is signed by the Dukes of Pomerania-Stettin (Otto II and Casimir V) with the Dukes of Mecklenburg-Schwerin (Albert V), Mecklenburg-Werle (Lord Christopher) and Mecklenburg-Stargard (John III) to ally against the Electorate of Brandenburg, ruled by the House of Hohenzollern elector Friedrich I", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1357024356#October–December", "title": "1418", "revid": 1357024356, "section": "Events › October–December"}}, {"year": 1420, "year_label": "1420 CE", "section": "Conflict & Security", "date": "March 26", "text": "March 26 – Frederick I, Elector of Brandenburg leads a decisive defeat of the Pomeranian Alliance in the battle of Angermünde.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1365937924#January–March", "title": "1420", "revid": 1365937924, "section": "Events › January–March"}}, {"year": 1421, "year_label": "1421 CE", "section": "Culture & Society", "date": "April 12", "text": "April 12 – Hedwig Jagiellon, the 13-year-old daughter of and heiress presumptive to Wladyslaw II, King of Poland, is betrothed in a marriage contract to Prince Frederick, the 7-year-old son of Frederick I, Elector of Brandenburg as part of an alliance between Poland and Brandenburg during the Brandenburg–Pomeranian conflict. The marriage is scheduled to take place after November 19, 1427, when Prince Frederick is to be 14 years old, at which time he will live in Poland and become eligible to serve with Hedwig as ruler of Poland and Lithuania. The marriage will never take place, and the contract is annulled in 1424 when a male heir to the Polish throne, Wladyslaw, is born.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1365656442#April–June", "title": "1421", "revid": 1365656442, "section": "Events › April–June"}}, {"year": 1426, "year_label": "1426 CE", "section": "Geopolitics & Diplomacy", "date": "October 12", "text": "October 12 – Uckermark War (1425–1427): Representing Brandenburg, the Elector Friedrich and his son Johann \"the alchemist\" sign a treaty with William of Werle, ruler of one of the opposing states of Mecklenburg. Friedrich and Johann had recaptured the town of Prenzlau on August 23.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1360579570#October–December", "title": "1426", "revid": 1360579570, "section": "Events › October–December"}}, {"year": 1430, "year_label": "1430 CE", "section": "Geopolitics & Diplomacy", "date": "February 6", "text": "February 6 – The Hussite General Andreas Prokop signs a treaty with Frederick I, Elector of Brandenburg at Kulmbach, agreeing to withdraw Hussite troops entirely from Germany.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1369561329#January–March", "title": "1430", "revid": 1369561329, "section": "Events › January–March"}}, {"year": 1431, "year_label": "1431 CE", "section": "Conflict & Security", "date": "August 14", "text": "August 14 – Hussites under Prokop the Great and Sigismund Korybut defeat the forces of Frederick of Brandenburg at the Battle of Domažlice.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1361768961#July–September", "title": "1431", "revid": 1361768961, "section": "Events › July–September"}}, {"year": 1439, "year_label": "1439 CE", "section": "Culture & Society", "date": "February 17", "text": "February 17 – In the Duchy of Cieszyn in Poland, Duke Wenceslaus I marries Elisabeth of Hohenzollern, the daughter of the Elector of Brandenburg, Friedrich.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1373513363#January–March", "title": "1439", "revid": 1373513363, "section": "Events › January–March"}}, {"year": 1440, "year_label": "1440 CE", "section": "Deaths", "date": "September 20", "text": "September 20: Frederick I, Elector of Brandenburg (b. 1371)", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1343605568#Deaths", "title": "1440", "revid": 1343605568, "section": "Deaths"}}]}