| A | B |
| ~1000 | Cluny Reform |
| 1054 | Eastern Schism |
| 1059 | College of Cardinals est'd |
| 1075 | Dictatus Papae(lay investiture over) |
| 1096 | beginning of Crusades |
| 1122 | Concordat of Worms |
| 1198 | elcetion of Innocent III |
| 1204 | crusader sack of Constantinople |
| 1300 | Unam Sanctum |
| 1305-1377 | Avignon papacy(~70 years) |
| 1350 | Black Death |
| 1378-1417 | Great schism |
| 1409 | Council of PIsa |
| 1414 | Council of Constance begins |
| 1415 | Jon Hus burned at stake |
| 1417 | Martin V pope elected, end of Great Schism |
| 1431 | Council of Basel |
| 1439 | Council of Florence |
| 1478 | Spanish Inquisition begins |
| 1517 | 95 these |
| 1517 | Fifth Lateran Council |
| 1520 | Exsurge Domine |
| 1521 | Diet of Worms |
| 1525 | Protestants first called that |
| 1530 | Diet of Augsburg |
| 1534 | Act of Supremacy |
| 1540 | founding/papal approval of Jesuits |
| 1541 | Diet of Regensberg |
| 1542 | end of cardinal-Protestant talks |
| 1545 | Council of Trent |
| 1555 | Peace of Augsburg |
| 1581 | Matteo Ricci in China |
| 1598 | Edict of Nantes |
| 1605 | Gunpowder Plot |
| 1618-1648 | 30 years war |
| 1640 | Augustinus published |
| 1648 | Peace of Westphalia |
| 1704 | Chinese rites controversey settled by pope |
| 1773 | suppression of Jesuits |
| 1521 | excommunication of Luther |