Around 05 Jun 1460 when the relief expedition led by Osbert Mountfort was ready to to leave Sandwich, Kent [Map] for Guines, waiting only for a fair wind, the Yorkists John Dynham 1st Baron Dynham (age 27), John Wenlock 1st Baron Wenlock (age 60), William Neville Baron Fauconberg (age 55) crossed from Calais and attacked Sandwich, Kent [Map] killing many of Osbert's men. Osbert Mountfort was captured. William Neville Baron Fauconberg (age 55) remained at Sandwich is preparation for the subsequent landing by Yorkist forces at the end of the month.