Explanation

• The Governor General of India during the conquest of Sindh: Lord Ellenborough.
• Lord Ellenborough: He was the Governor General of India from 1842 to 1844 and oversaw the conquest of Sindh in 1843.
• Conquest of Sindh: Sindh was conquered by Charles Napier, who was the first Chief Commissioner and Governor of Sindh in 1947.