| 1. | Choumnos was born between 1250 and 1255.
Choumnos est né entre 1250 et 1255. |
| 2. | 1255 - Citadel of Liège built.
1255 - Construction de la citadelle de Liège. |
| 3. | 1256 – Lisbon becomes capital of the Kingdom of Portugal.
1255 : Lisbonne devint capitale du royaume. |
| 4. | Rhenen received city rights probably between 1256 and 1258.
Worbis obtient les droits de ville entre 1238 et 1255. |
| 5. | 1255, 1258–1264) (ED Ark.
1255, 1258-1264 (ED Ark. |
| 6. | In 1255 Clare of Assisi was officially canonized in Anagni.
En 1255, c'est à Anagni que Claire d'Assise est officiellement canonisée. |
| 7. | In 1255, Pribislaw was taken prisoner and handed over to Rudolph.
En 1255, Pribislav est capturé et livré à l'évêque Rodolphe. |
| 8. | In 1255, Pope Alexander IV made him Patriarch of Jerusalem.
En 1255, le pape Alexandre IV le nomme patriarche de Jérusalem. |
| 9. | 1255: the County of Beaumont-le-Roger is bought back from Raoul of Meulan.
1255 : comté de Beaumont-le-Roger, racheté à Raoul de Meulan. |
| 10. | In 1255, they signed a trade agreement with Lübeck.
En 1255, ils signent un accord de commerce avec la cité de Lübeck. |
