From A Wiki of Ice and Fire
Year 211 After the Conquest (211 AC) is a year in the Westerosi calendar, the 211st after Aegon's crowning in Oldtown that maesters and educated people use as a reference to date the years.
211 AC was a harsh year, with a severe summer drought entering its second year and Dagon Greyjoy continuing his raids on the Sunset Sea coast.
The events described in The Sworn Sword take place in 211 AC.
- Dagon Greyjoy and his ironmen raid Little Dosk. 
- Eustace Osgrey and Rohanne Webber marry.
- Ser Lucas Inchfield.
- ↑ 1.0 1.1 1.2 The Sworn Sword.