Conversation so far:
Tell me something interesting about Henry Paget, 1st Marquess of Anglesey's later career?
Paget's supported the proceedings against Queen Caroline, alleging her infidelity, which made him for a time unpopular.
What happened after Henry Paget, 1st Marquess of Anglesey supported the proceedings against Queen Caroline?
At the coronation of George IV in July 1821, Henry Paget, 1st Marquess of Anglesey acted as Lord High Steward of England.
Was Henry Paget, 1st Marquess of Anglesey in the government of George IV?
Henry Paget, 1st Marquess of Anglesey was in the government of George IV.
Were there any other controversies created by Henry Paget, 1st Marquess of Anglesey?
In December 1828, Paget addressed a letter to Patrick Curtis, the Roman Catholic primate of Ireland, stating his belief in the need for Catholic emancipation, which led to his recall.
What position was Henry Paget, 1st Marquess of Anglesey appointed as in the government?
Henry Paget, 1st Marquess of Anglesey was a member of parliament, Master-General of the Ordnance and Lord Lieutenant of Ireland.
What did Henry Paget, 1st Marquess of Anglesey do as the Lord Lieutenant of Ireland?
In December 1828, Henry Paget, 1st Marquess of Anglesey addressed a letter to Patrick Curtis, the Roman Catholic primate of Ireland, stating his belief in the need for Catholic emancipation.
How did the people react to the letter Henry Paget, 1st Marquess of Anglesey sent to Patrick Curtis?
Henry Paget, 1st Marquess of Anglesey was recalled by the government due to the letter.
What other positions did Henry Paget, 1st Marquess of Anglesey have besides Lord Lieutenant of Ireland?
Henry Paget, 1st Marquess of Anglesey also served as honorary colonel of the 7th Light Dragoons and later of the Royal Horse Guards.
Did Henry Paget, 1st Marquess of Anglesey receive any accolades for any good work?
Henry Paget, 1st Marquess of Anglesey received a monument in his honor after his death.

Question: what were his duties while he was in administration?
Self-contained rewrite: What were Henry Paget, 1st Marquess of Anglesey's duties while he was in administration?