Complex sentence: He became a Captain in the 82nd Regiment of Foot in 1860 and was appointed Commandant of the Royal Military College Sandhurst in 1884 remaining in that post until 1886.
Split into simpler sentences: He became a Captain in the 82nd Regiment of Foot in 1860. He was appointed Commandant of the Royal Military College Sandhurst in 1884 remaining in that post until 1886.