Complex sentence: He was promoted to the local rank of general on 18 May 1860 and on the departure of Lord Clyde from India in November 1860 Rose succeeded him as Commander-in-Chief, India.
Split into simpler sentences: He was promoted to the local rank of general on 18 May 1860. On the departure of Lord Clyde from India in November 1860 Rose succeeded him as Commander-in-Chief, India.