On 25 Oct 1415 at the Battle of Agincourt the English included: Richard Beauchamp 13th Earl Warwick (33) , William Botreaux 3rd Baron Botreaux (26) , William Bourchier 1st Count Eu (41) , John Cornwall 1st Baron Fanhope, 1st Baron Milbroke (51) , Edward Courtenay (30) , Ralph Cromwell 3rd Baron Cromwell (12) , Thomas Dutton (19) , Edmund Ferrers 5th Baron Ferrers Chartley (29) , Roger Fiennes (31) , Henry Fitzhugh 3rd Baron Fitzhugh (57) , John Grey (28) , John Grey 1st Earl Tankerville (31) , William Harrington (42) as the King's Standard Bearer, Walter Hungerford 1st Baron Hungerford (37) , Piers Legh (wounded), Alfred Longford, Thomas Montagu 1st Count Perche, 4th Earl Salisbury (27) , Thomas Morley 6th Baron Marshal, Baron Morley (22) , John Rodney, Richard Scrope 3rd Baron Scrope Bolton (22) , Robert Strelley (18) , James Tuchet 5th Baron Audley Heighley (17) , Robert Umfraville (52) , Thomas West 2nd Baron West (24) , Robert Willoughby 6th Baron Willoughby Eresby (30) . Thomas Erpingham commanded the archers. Thomas Rempston was present. Thomas Strickland carried the Banner of St George.
On 21 May 1420 the Treaty of Troyes was signed at Troyes. Thomas Beaufort 1st Duke Exeter (43) and Ralph Cromwell 3rd Baron Cromwell (17) negotiated the terms which included the marriage of Henry V King England (33) and Catherine Valois Queen Consort England, and the acknowledgement of Henry V King England (33) as Charles "Beloved, Mad" VI King France's heir disinheriting the future Charles "Victorious" VII King France.
In 1422 Ralph Cromwell 3rd Baron Cromwell (19) was appointed as Privy Council
After 29 Sep 1422 Ralph Cromwell 3rd Baron Cromwell was appointed as Lord Chamberlain of the Household (Henry VI)
On Jul 1443 Ralph Cromwell 3rd Baron Cromwell (40) was appointed as Chamberlain of the Exchequer
In 1450 Ralph Cromwell 3rd Baron Cromwell (47) was appointed as Lord Chamberlain of the Household (Henry VI)
After 01 May 1453 Thomas Neville and Maud Stanhope were married. Maud Stanhope was the neice and heiress of Ralph Cromwell 3rd Baron Cromwell meaning traditional Percy lands would become Neville lands. The Percy's, being the older family, especially Thomas Percy 1st Baron Egremont, took umbrage. [Battle of Heworth Moor]