Magnifico domino Sigmund von Herberstein (*1486 – †1566), diplomat in the service of Emperor Maximilian I, Charles V, and Roman King Ferdinand I, writer and historian. In 1517 sent to Poland to conduct the marriage between King Sigismund I Jagiellon and Duchess Bona Sforza d'Aragona, and to Moscow to arrange a truce between the Grand Duchy of Muscovy and the Grand Duchy of Lithuania; 1515 member of the Council of the Holy Roman Empire, in 1515-1553 carried out many diplomatic missions (in 1517 and 1526 he was twice an imperial envoy at the Muscovy court)⌊Sigismundo de HerbersteinSigmund von Herberstein (*1486 – †1566), diplomat in the service of Emperor Maximilian I, Charles V, and Roman King Ferdinand I, writer and historian. In 1517 sent to Poland to conduct the marriage between King Sigismund I Jagiellon and Duchess Bona Sforza d'Aragona, and to Moscow to arrange a truce between the Grand Duchy of Muscovy and the Grand Duchy of Lithuania; 1515 member of the Council of the Holy Roman Empire, in 1515-1553 carried out many diplomatic missions (in 1517 and 1526 he was twice an imperial envoy at the Muscovy court)⌋, Ferdinand I of Habsburg (*1503 – †1564), from 1521 Archduke of Austria, from 1526 King of Bohemia and Hungary, Croatia and Slavonia as Ferdinand I, 1531-1558 King of the Romans, 1558-1564 Holy Roman Emperor; son of Philip I the Handsome and Joanna the Mad of Castile, a younger brother of Charles V of Habsburg⌊serenissimae Romanorum, Hungariae et Bohemiae regiae maiestatisFerdinand I of Habsburg (*1503 – †1564), from 1521 Archduke of Austria, from 1526 King of Bohemia and Hungary, Croatia and Slavonia as Ferdinand I, 1531-1558 King of the Romans, 1558-1564 Holy Roman Emperor; son of Philip I the Handsome and Joanna the Mad of Castile, a younger brother of Charles V of Habsburg⌋ consiliario, domino tamquam fratri carissimo.

Magnifice Domine, salutem et commendationem plurimam.

Onero iterum Magnificentiam Vestram hoc litterarum fasciculo[1]. Quam summopere rogo, non velit moleste ferre, quod toties hoc officium praestari petam, repensurus id aliquando omni studio, ubi vicissim Magnificentiae Vestrae usui esse possim. Uberioremque Magnificentiae Vestrae gratiam referet illustrissimus dominus Krzysztof Szydłowiecki (*1466 – †1532), one of the most trusted advisors of the King Sigismund I Jagiellon; 1497-1507 Marshal of the court of prince Sigismund Jagiellon, Cracow master of pantry; 1507-1510 court treasurer; 1509 castellan of Sandomierz; 1511 Vice-Chancellor of the Crown; 1515 - grand chancellor; 1515-1527 Voivode of Cracow; 1515 - Starost; 1527-1532 - Castellan⌊castellanus, regni Poloniae cancellariusKrzysztof Szydłowiecki (*1466 – †1532), one of the most trusted advisors of the King Sigismund I Jagiellon; 1497-1507 Marshal of the court of prince Sigismund Jagiellon, Cracow master of pantry; 1507-1510 court treasurer; 1509 castellan of Sandomierz; 1511 Vice-Chancellor of the Crown; 1515 - grand chancellor; 1515-1527 Voivode of Cracow; 1515 - Starost; 1527-1532 - Castellan⌋, cui in litteris meis mittendis non parum gratificatur. Nova non sunt alia, quam quod exitus Brussels (Bruxellae), city in the Low Countries, Duchy of Brabant, since the regency of Mary of Hungary the capital of the Habsburg Netherlands, today the capital of Belgium⌊hincBrussels (Bruxellae), city in the Low Countries, Duchy of Brabant, since the regency of Mary of Hungary the capital of the Habsburg Netherlands, today the capital of Belgium⌋ noster versus Speyer (Spira), city in western Germany, on the Rhine river, 25 km S of Mannheim⌊SpiramSpeyer (Spira), city in western Germany, on the Rhine river, 25 km S of Mannheim⌋ dilationem accepit[2]. Quidam dicunt Charles V of Habsburg (*1500 – †1558), ruler of the Burgundian territories (1506-1555), King of Spain as Charles I (1516-1556), King of Naples and Sicily, King of the Romans (1519-1530), Holy Roman Emperor of the German Nation (elected 1519, crowned 1530, abdicated 1556); son of Philip I the Handsome and Joanna the Mad of Castile⌊maiestatem caesareamCharles V of Habsburg (*1500 – †1558), ruler of the Burgundian territories (1506-1555), King of Spain as Charles I (1516-1556), King of Naples and Sicily, King of the Romans (1519-1530), Holy Roman Emperor of the German Nation (elected 1519, crowned 1530, abdicated 1556); son of Philip I the Handsome and Joanna the Mad of Castile⌋ in Cambrai (Kamerich, Cameracum), town in the Low Countries, today in France⌊CambrayCambrai (Kamerich, Cameracum), town in the Low Countries, today in France⌋ convenire debere cum sorore sua Eleanor of Austria (Eleanor of Habsburg, Eleanor of Castile) (*1498 – †1558), 1518-1521 Queen consort of Portugal (as a wife of Manuel I) and later, from 1530, of France (as the wife of Francis I), granddaughter of Emperor Maximilian I and sister of Charles V⌊regina France (Gallia, Francia), the kingdom⌊FranciaeFrance (Gallia, Francia), the kingdom⌋Eleanor of Austria (Eleanor of Habsburg, Eleanor of Castile) (*1498 – †1558), 1518-1521 Queen consort of Portugal (as a wife of Manuel I) and later, from 1530, of France (as the wife of Francis I), granddaughter of Emperor Maximilian I and sister of Charles V⌋ etc. Magnificentiam Vestram faustissime valere cupio.

Ex Brussels (Bruxellae), city in the Low Countries, Duchy of Brabant, since the regency of Mary of Hungary the capital of the Habsburg Netherlands, today the capital of Belgium⌊BruxellisBrussels (Bruxellae), city in the Low Countries, Duchy of Brabant, since the regency of Mary of Hungary the capital of the Habsburg Netherlands, today the capital of Belgium⌋, 29 Augusti anno Domini 1531.

Magnificentiae Vestrae deditissimus Ioannes Dantiscus (Johannes von Höfen, Ioannes de Curiis, Jan Dantyszek, Johannes Flachsbinder) (*1485 – †1548), eminent diplomat and humanist in the service of the Jagiellons, neo-Latin poet; 1530-1537 Bishop of Kulm; 1537-1548 Bishop of Ermland⌊Ioannes DantiscusIoannes Dantiscus (Johannes von Höfen, Ioannes de Curiis, Jan Dantyszek, Johannes Flachsbinder) (*1485 – †1548), eminent diplomat and humanist in the service of the Jagiellons, neo-Latin poet; 1530-1537 Bishop of Kulm; 1537-1548 Bishop of Ermland⌋, confirmatus episcopus Culmensis

[1 ] This fascicule contained letters, unknown to the editors, to Sigismund I and to queen Bona, and an unknown copy of Emperor Charles V’s letter to his personal council. The fascicule reached Cracow on October 10, as seen in the original fair copy of queen Bona’s reply (see BCz, 3465, p. 203-206), unknown to the publishers of AT, XIII (see AT, XIII, No. 355, p. 331, No. 356, p. 332 (printed from copies)). For more about Dantiscus’ correspondence sent through Herberstein, cf. letters No. 15-19,21

[2 ] A Reich diet with the participation of Emperor Charles V was originally to be held in Speyer in the second half of 1531. It ultimately began in Regensburg in April 1532 (cf. letter No. 17, footnote 5, letter No. 18, footnote 19)