1372 (ca.) Jan Hus born (d. 1415)

1393 Jan Hus receives bachelor's degree

1396 Jan Hus receives master's degree

1398 Jan Hus appointed to the faculty of the University of Prague (Charles University)

1402 Jan Hus installed as preacher at Bethlehem Chapel, Prague

1412 Jan Hus begins voluntary exile after pope threatens interdict against city of Prague

1415 Jan Hus martyred July 6

1457 (or 1458) Unity of Brethren founded; first congregation in Kunvald with Utraquist pastor Michal

1458 (ca.) Lukáš of Prague born (d. 1528)

1467 Matej of Kunwald, Eliáš of Chřenovice, and Tu°ma Přeloucský ordained as Brethren's first priests at Lhotka, near Rychnov; Mate˘j is chosen as senior (bishop)

1480 (ca.) Michael Weisse born (d. 1534)

1481 Lukáš of Prague joins Unity

1485/90 Jan Roh born (d. 1547)

1500 Jan Augusta born (d. 1572)

1501 Czech hymnal produced (not by Unitas Fratrum), contains eleven of Lukáš's hymns

1505 Czech-language Unity hymnal, probably edited by Lukáš and his brother Jan Černy; reported to have contained some four hundred hymns; no surviving copy known

1517 Michael Weisse accepted into Unitas Fratrum

1518 Jan Roh ordained

1518 Lukáš becomes head of Unity

1519 Czech hymnal, edited by Lukáš; no surviving copy known

1521 Czech collection of funeral hymns, edited by Lukáš

1523 Jan Blahoslav born (d. 1571)

1524 Jan Augusta joins Unitas Fratrum

1528 Lukáš dies

1531 Ein new Gesengbuchlen, first German-language Unitas Fratrum hymnal, edited by Michael Weisse; has Zwinglian tendencies; contains 157 hymns; reprinted at least four times over next ten years (see 1544 below)

1532 Jan Augusta elected bishop

1532, 1535 Unity's confessions of faith drawn up by Jan Roh

1534 Michael Weisse dies

1536 Jíří Strejc born (also known as Georg Vetter; d. 1599)

1541 Czech hymnal, edited by Jan Roh; 482 hymns, 300 melodies; about one-quarter of the hymns are by Lukáš; one copy known to exist

1544 German hymnal, Jan Roh revision of Weisse 1531; three known surviving copies (one at Moravian Music Foundation); reprinted/reissued at last twelve times over sixty-five-year period