Question: On which date was this battle of the English Wars of the Roses fought after which William Bonville, 1st Baron Bonville was executed?
Sentence (from "William Bonville, 1st Baron Bonville"): He was a staunch Yorkist during the Wars of the Roses, and was executed following the Lancastrian victory at the Second Battle of St Albans by order of King Henry VI's Queen Consort, Margaret of Anjou.
Relevant evidence: Yes