From Wikipedia:
Colin Macaulay (1760 – 20 February 1836), General,
slavery abolitionist and campaigner. Macaulay was a son of the Rev. John Macaulay (1720–1789), minister in the Church of Scotland, grandson of
Dòmhnall Cam. and his mother was Margaret Campbell. He had two brothers: Rev. Aulay Macaulay, scholar and antiquary, and
Zachary Macaulay, colonial governor.
Macaulay served for thirty years in India, in the Company's army. He was present at
Seringapatam, and was one of Sir David Bird's companions in the two years imprisonment under
Tipu Sultan. He was for many years on intimate terms with the
Duke of Wellington. He served a resident of the
British East India Company for
Travancore and
Cochin during 1800-1810 and was the subject of an attack by
Chempil Arayan. In 1811 he returned from India and took a little part in public affairs. He sat in
Parliament for one Session (from 1826 to 1830) as
Member for
Saltash but did not takepart in any debate. He was an active supporter of the
British Bible Society and was engaged in the Abolition of Slavery. He became a member of the Society for the Abolition of the Slave Trade. He accompanied the Duke of Wellington to the
Congress of Verona in 1822, where proposals were submitted for the entire Abolition of the Slave Trade.
In 1820 he visited island
Zante in Greece and brought from there to England
Codex Zacynthius, one of the most famous
palimpsests.