9 April –  the coronation of Henry V, Earl of March created one of the 8 knights of the Bath

• Lord Scrope sent on a diplomatic mission to France, negotiation begins for Henry V marriage to Katherine de Valois
• Richard Earl of Cambridge restored to his title. Earl of March fined 10,000 marks which helps to finance the French war

• 10 March – key Londoners told of the King’s decision to invade Frrance
• 19 March – the Admiral, the Earl of Dorset told to arrest all ships over 20 tons and have them at Southampton by 8 May

• 11 April – order issued to seize all ships of the realm including foreign vessels from the mouth of the River Thames to Newcastle and for the English vessels to be sent to Southampton by 1 May
• 16 April – King Henry V announces his plans for French invasion to his council
• 26 April – Richard Cliderowe hires more ships from Holland and Zeeland

• 9 May – Henry V at Westminster
• 10 May – Henry V at Reading
• 26 May – Hampshire ordered to provide 200 oxen. Meat was reserved for the kings household in Southampton
• 27 May – proclamation at Southampton that the bakers and brewers should work under the direction of the under-sheriff to prepare for the arrival of the army

• 5 June – Henry V at Winchester
• 16 June – Henry V left London
• 16 June – Henry V at Winchester at Wolvesey Castle until 6 July
• 17 June – Sir Thomas Grey met with the Earl of Cambridge at Consborough Castle
• 20 June – Sheriff of Hampshire ordered to bring live animals from Alresford, Lymington Romsey, Fareham to supply the army
• 23 June – Lord Scrope makes his will at Faxfleet
• 30 June – Henry V met the French embassy at the Bishops Hall at Wolvesey Castle

• 6 July – Henry V at Southampton
• 6 July – Earl of Oxford musters his forces at Wallopforth

• 7 July – French Embassy left England

• 8 July – 50 Lancashire archers under Robert Lawrence and 50 Lancashire archers under Sir Richard Kyghley, Michael de la Pole, earl of Suffolk and Sir John Grey of Ruthin mustered at Southampton

• 10 July – Henry V at Titchfield Abbey till 17 July. Here he ordered copies made of French offers made during the reign of Henry IV to be sent to the emperor and others

• 13 July – musters at Southampton Common Sir Thomas Epringham, Sir Charles de Beaumont, Sir John Robessart, John Rothernale, John Strange, John Fastolf

• 14 July – retinues of Earl of Huntingdon, William Lord Botreaux, John Grey, Sir Roland Lenthale and much of the royal household and yeoman of the bakehouse, buttery, spicery etc mustered at Swanwick Heath

• 16 July – Humphrey duke of Gloucester musters his forces at Michelmerst

• 17 July – Henry V at Bishops Waltham
• 17 July – Grey came to his lodging at ‘Hamulton’

• 20 July – order issued at Southampton to take musters of the troops

• 21 July – Thomas Gray called on the Earl of March at his lodgings at the Greyfriars at Southampton

• 22 July – Henry V at Southampton till 28 July
• 22 July – Grey, March and Cambridge agree to meet and sup at Cranbury

• 23 July – Cambridge and Grey ride to Hamble in the Hook to meet with Earl of March

• 24 July – Henry V makes his will at Southampton in the presence of Sir Thomas Erpingham, the Earl of March, Bishop Caterick and Bishop Partington and witnessed by the Earl of March
• 24 July – Scrope, March and Cambridge came to Southampton.

• 25 July – Scrope, Grey & Cambridge meet at Itchen Ferry

• 26 July – Sir Thomas Grey lodged at the Greyfriars at Southampton

• 28 July – Henry V writes to Charles VI of France, sent from Southampton
• 28 July – Earl of March has and interview with Henry V who demanded £2000 as the first instalment of March’s marriage fine

• 29 July – Henry V At Portchester

• 31 July – Grey & Cambridge and March meet for supper at Cranbury
• 31 July – Earl of March informs Henry V of the plot against him
• 31 July – Grey, Scrope & Cambridge attend meeting at Portchester and are arrested and taken to Southampton