Centuries: 12th century - 13th century - 14th century
Decades: 1200s 1210s 1220s 1230s 1240s - 1250s - 1260s 1270s 1280s 1290s 1300s
Years: 1247 1248 1249 1250 1251 - 1252 - 1253 1254 1255 1256 1257
Events
- Alfonso X of Castile, the Wise (el Sabio)
- Stockholm is founded by Birger Jarl (cf 1854)
- Aragon - James I King of Aragon and count of Barcelona (reigned from 1213 to 1276)
- Castile - Ferdinand III, the Saint King of Castile and Leon (reigned from 1217 to 1252)