October 25th - St Crispin's Day -
1415 - battle of Azincourt, subject of at least one ballad that remained popular for centuries, and inspiration of some of Shakespeare's greatest lines.
1400 - died Geoffrey Chaucer, famed for having been fined for beating a Franciscan friar in Fleet Street, for having written a treatise on the use of the astrolabe, and maybe for having penned a few poetic tales and other verses.

