1248
| Millennium: | 2nd millennium |
|---|---|
| Centuries: | 12th century – 13th century – 14th century |
| Decades: | 1210s 1220s 1230s – 1240s – 1250s 1260s 1270s |
| Years: | 1245 1246 1247 – 1248 – 1249 1250 1251 |
Year 1248 (MCCXLVIII) was a leap year starting on Wednesday of the Julian calendar.
Events
- Cologne Cathedral built.
- King Louis IX of France starts the Seventh Crusade. He leaves with an army of 20,000 toward Egypt.
- Roger Bacon publishes the formula for black powder in Europe.
Births
- for more information, see Category:1248 births.