- Pontefract Castle 19th Century
- 1885 - On 11th August 1885, author Richard Monckton Milnes, 1st Baron Houghton died at Vichy, France. From 1837 to 1863, he represented Pontefract in Parliament as a Conservative and latterly as an Independent Liberal, championing oppressed nationalities, liberty of conscience and the rights of women. He helped to secure the passage of a bill for the establishment of reformatories. He was the author of several volumes of poetry and travels, among them: ‘Memorial of a Tour in Greece’ (1833); ‘Poems of Many Years (1838)’; ‘Palm Leaves (1844)’; ‘Good Night and Good Morning’ (1859); and ‘Monographs, Personal and Social’ (1873).
- Sandal Castle 15th Century
- 1482 - On 11th August 1482, Richard, Duke of Gloucester, lord of Sandal, besieged Berwick Castle against the Scots and all but around 1700 of his troops were sent home with the castle surrendering on the 24th of this month. Berwick thus changed hands for the final time in its long run of sieges since 1296.
- 1485 - On 11th August 1485, messengers arrived at Beskwood Lodge, outside Nottingham, where Richard III, lord of Sandal, was hunting. Henry Tudor, as prophecy had foretold, had landed with an invasion force, at Milford Haven.