Events from the 1240s in England.
- 1240
- 1241
- 1242
- May – English army supports rebels in Poitou against French rule.[1]
- Royal troops seize the island of Lundy, occupied by the fugitive William de Marisco.
- 1243
- September – England signs a truce with France.[1]
- 1244
- Dafydd ap Llywelyn forms alliance of minor Welsh rulers in Wales and begins revolt against English rule.
- August – Henry blockades Scotland and musters an army at Newcastle upon Tyne after Scots threaten the border.[1]
- November – Bishops and barons refuse to pay taxes demanded by King Henry, and insist on administrative reforms.[4]
- 1245
- 1246
- 1247
- 1248
- 1249
- 1240
- 1241
- 1243
- 1245
- 1246
- 1247
- 1249
- 1240
- 1241
- 1242
- 1243
- 1245
- 1246
- 1247