As Warden of the Scottish Marches he reprieved the town of Haddington in June 1549, and recaptured Ferniehirst Castle.

[4]: 340  Whilst anxious to return home on account of his mother's ill health in November 1549, he was required to investigate the activities of Thomas Wyndham a sailor who had captured merchant vessels in the Forth.

[5]: 50, 52  In December 1549, his mother-in-law, the Dowager of Westmorland, complained to him that he had established a garrison of Italian soldiers at Bywell, one her villages.

Under Elizabeth I he served successfully and she made him Lord Lieutenant of Nottinghamshire and Rutland, Knight of the Garter and President of the North.

Earl Henry is depicted in armour of conventional pattern except that the breastplate is made up of laminated plates.