Complex sentence: He fought at Marlborough, Wiltshire, in December, and at Cirencester, Gloucestershire, on 2 February 1643 he became major-general of dragoons, in succession to Sir Arthur Aston.
Split into simpler sentences: He fought at Marlborough, Wiltshire, in December, and at Cirencester, Gloucestershire. On 2 February, 1643, he became major-general of dragoons, in succession to Sir Arthur Aston.