The principal dating system used in Selentia is Ab Urbe Condita ("From the Founding of the City"), which measures how much time has passed since the city of Selentium was founded.
| Date | Event |
| 1 AUC | City of Selentium is founded. |
| c.100 AUC | The Tirynian Circle is established at Kaxos in Peronnia. |
| c.300 AUC | Peak of Emphidian civilisation and influence; decline of the Kaikuhuran Empire. |
| 340 AUC | The Nevrokopian War between Lacodoi and the Dytiki League begins. |
| 379 AUC | The Nevrokopian War ends in an exhausted stalemate; decline of Emphidor and Peronnia. |
| 401 AUC | The First Emperor, Heroclites, becomes king of the Kevs and begins to build his empire. At his peak, Heroclites rules over parts of modern Analika, Asmuly, Emphidor, Kevland, Peronnia and Ranimia. |
| 449 AUC | The Empire of Heroclites disintegrates on the death of his grandson, Megalopis; rise of the Selentine Empire. |
| c.600 AUC | The Selentine Empire conquers the Kaikuhuran Empire. |
| 627 AUC | The Selentine authorities at Ibrahim martyr Gatanades, Saviour of the True Faith. |
| c.700 AUC | The True Faith becomes widespread in the Selentine Empire; the Selentine Empire conquers the Azure Coast; Siout becomes a capital of the Selentine Empire. |
| c.800 AUC | The Selentine Empire conquers modern Teran and reaches the Glaive. |
| c.850 AUC | The True Faith becomes the official religion of the Selentine Empire; Navyn becomes a capital of the Selentine Empire. |
| 891 AUC | The war between the Empire of Wyrd and the Selentine Empire ends after Angmar the Witch-King is killed at the Battle of Mantil; the Selentine Empire conquers modern Vestad and reaches the Linn River; the Dunns migrate south and establish Old Duneld. |
| c.900 AUC | The Selentine Empire conquers the Island of Elles; the differences between the Selentine and Berian True Faith are clearly defined. |
| 979 AUC | Antoninus Valens, Duke at Orviet in Vestad, declares himself emperor. |
| 980 AUC | Lecapenus Galericus, Duke at Tamor in Ranimia, declares himself emperor. |
| c.1000 AUC | The Selentine Empire collapses; rise of Vestad. |
| c.1050 AUC | Rise of Teran. |
| 1055 AUC |
Akabah the Illuminate establishes the Tashim True Faith. |
| c.1100 AUC | Rise of the Tashim Caliphate; decline of Harogarn. |
| 1113 AUC | The last Selentine Emperor at Navyn, Panrantian II Botaniates, abdicates. |
| c.1150 AUC | Rise of the kingdoms of Krarth; decline of Vestad; Mercanians and Dunns raid the island of Elles. |
| 1168 AUC | Alcalagon the Black sacks Olavan, the capital of Thurander, starting the Great War; decline of Thurander. |
| 1175 AUC | Kingdom of Birland is established. |
| 1187 AUC | Duneld Across the Water is established. |
| c.1200 AUC | The Tralline True Faith is clealy defined; rise of Ranimia; revival of the Berian True Faith. |
| c.1220 AUC | The Tashim Caliphate fragments. |
| 1234 AUC | The Mogobai Khanate invades Vestad, but is defeated by the armies of Vestad and Teran; the Kadikai Khanate invades Opalar, overthrowing the Emir and establishing the first Sultanate. |
| c.1250 AUC | Mercanian raids on the island of Elles stop. |
| 1251 AUC | The Kevish Civil War begins. |
| 1265 AUC | The Order of the Rose is established. |
| 1294 AUC | Former slaves from Mercania establish the kingdom of Dirkholme. |
| 1360 AUC | The Kevish Civil War ends. |
| 1364 AUC | Pontiff Honorian II of Selentium calls for the liberation of Ibrahim, birthplace of Gatanades the Saviour, and starts The Crusade. |
| 1366 AUC | The Crusade liberates Ibrahim. |
| 1393 AUC | The first year of the Brenna's Adventurers campaign; the Dunnstone is taken from Old Duneld to Duneld Across the Water, starting a civil war. |
| 1394 AUC | The second year of the Brenna's Adventurers campaign; Birland's barons take advantage of the civil war in Duneld to raid Duneld Across the Water, looting the capital of Criggen; King Dirk of Dirkholme secludes himself so he can concentrate on spiritual matters, governing through his seneschal. |
| 1395 AUC | The third year of the Brenna's Adventurers campaign; the Goblins of Krarth capture the city of Louten and take control of the southern and western half of Old Duneld. |
| 1396 AUC | The fourth year of the Brenna's Adventurers campaign; Sultan Salim of Opalar dies, and his daughter, Natara, becomes Sultan; the ongoing conspiracy to conceal King Dirk of Dirkholme's death in 1394 AUC is revealed, and his grandniece, Dora, becomes Queen; Zhenir liberates Ibrahim from The Crusade. |
| 1397 AUC | The fifth year of the Brenna's Adventurers campaign; the first year of the Birland campaign. |
| 1398 AUC | The sixth and final year of the Brenna's Adventurers campaign; the second year of the Birland campaign; Godwin the Young King becomes King of Birland; Princess Rowena of Teran and Terence Dorion, Count of Legnano, go crusading. |
| 1399 AUC | The third and final year of the Birland campaign; the first year of the Thousand League Boots campaign. |
| 1400 AUC | The second year of the Thousand League Boots campaign; The Crusade recaptures Ibrahim from Zhenir; Duke Roland of Dunharrow becomes King of Kevland. |
| 1401 AUC | The third year of the Thousand League Boots campaign. |