1465 – Born in Pirna, Saxony.
1509 – Tetzel was appointed inquisitor for Poland and later for Saxony.
1503-1510 – His experiences as a preacher of indulgences, led to his appointment as commissary by Albert, archbishop of Mainz, who, deeply in debt to pay for a large accumulation of benefices, had to contribute a considerable sum toward the rebuilding of St. Peter’s Basilica in Rome.
1516 – Tetzel preached for the indulgence in the German dioceses of Meissen, Magdeburg.
1517 – He was forbidden to do so in Wittenberg by the elector Frederick III the Wise of Saxony.
– Tetzel’s preaching at Jüterbog, near Wittenberg, in the spring of provoked Martin Luther’s Ninety-five Theses at Wittenberg on the 31st of October, attacking the system of indulgences.
1518 – Tetzel withdrew to Leipzig priory.
1519 – Died on the 11th of August in Leipzig.