CHRONOLOGICAL TABLE
1193 (?) Birth of St. Albertus Magnus
1194 Birth of the Emperor, Frederick II
1221 Death of St. Dominic
1224 Founding of the University of Naples by Frederick II
1224 (1225?) Birth of St. Thomas Aquinas at the castle of Roccasicca near Naples
1226 Death of St. Francis of Assisi
1226 Coronation of St. Louis (IX), King of France
1230–39 Thomas at Monte Cassino
1239 Thomas arrives at the University of Naples
1244 Thomas enters the Dominican Order
1244–45 His imprisonment in Castel San Giovanni
1245 Council of Lyons. Deposition of Frederick II
1245 Thomas comes to Paris. Beginning of the teaching activity of St. Albertus Magnus
1248 Thomas goes with Albert to Cologne. Laying of the cornerstone for Cologne Cathedral
1250 Death of Frederick II
ca. 1250 Completion of the cathedral of Notre Dame at Paris (west façade)
1252 Thomas returns to Paris as Baccalaureus. On Essence and Existence (1254–56). Commentary on the Sentences of Peter Lombard (1254–56).
1254–73 Interregnum in Germany
1256 Thomas receives from the chancellor of Notre Dame permission to begin an independent and open teaching course as full professor on the same day as St. Bonaventure. De Veritate (1256–59). Commentary on Isaias (1256–59). Commentary on Boethius’s De Trinitate (1257–58)
1259 Thomas goes to Italy. Summa Contra Gentiles (1259–64)
1260–64 Thomas serves as teacher in the college of the papal court under Urban IV. Office for the feast of Corpus Christi (1264)
1264 Death of Urban IV. Thomas goes to Rome. De Potentia De (1265–67). Summa Theologica (1266–73)
1265 Birth of Dante
1267–69 Thomas at the court of Clement IV at Viterbo. On the Governance of Princes and the Commentary on Jeremias (1267–69)
1268 Beheading of Konradin, the last Hohenstaufen, at Naples
1269–72 Thomas again at the University of Paris. De Malo (after 1269). On the Virtues (1269–72). Commentaries on Aristotle and the Gospel of St John (1269–72). Commentary on the Pauline Epistles (1269–73). Compendium of Theology (1272–73).
1270 Death of King Louis IX of France
1272 Thomas goes to Naples
1273 Election of the Emperor Rudolf of Hapsburg
1274 Death of St. Thomas Aquinas at Fossanova (March 7)
1280 Death of St. Albertus Magnus
1321 Death of Dante
1323 Canonization of St. Thomas Aquinas
1567 Thomas is made a Doctor of the Church