On 10 December 1645, he was created Baron Stuart of
Newbury, Berkshire, and
Earl of Lichfield, titles conferred on him "to perpetuate the titles which were intended to have been conferred on his uncle"
Lord Bernard Stewart, youngest son of the Duke of Lennox, who had been killed in the
Battle of Rowton Heath in the
English Civil War in September of that year. In January 1658, Charles Stewart went into exile in
France, and took up his residence in the house of his uncle, Ludovic Stewart, 10th Seigneur d'Aubigny. He returned to England with King Charles II in 1660, on the
Restoration of the Monarchy and sat in the
Convention Parliament, showing great animosity towards the supporters of the
Commonwealth. He also owned (and extended)
Cobham Hall in the County of Kent. On the death of his uncle, Ludovic Stuart, he succeeded him as 12th Seigneur D'Aubigny, for which title he did homage by proxy to King
Louis XIV of France on 11 May 1670. In July 1667, on the death of his cousin,
Mary Butler, countess of Arran, he became Baron Clifton. On 4 May 1668 he was made Lord Lieutenant and Vice Admiral of Kent, jointly with
Heneage Finch, 3rd Earl of Winchilsea, In 1671 he was sent as ambassador to the
Danish court to persuade Denmark to join
England and France in a projected attack on the
Dutch Republic. Whilst there at
Elsinore in 1672 he died by drowning, aged 33. ==Personal life==