Complex sentence: Peter Van Hoesen deserted from Company B 18th New York Infantry before the Battle of Crampton's Gap on September 14,1862, but was arrested on July 3,1863 in New Scotland, New York and sent to Albany Barracks.
Split into simpler sentences: Peter Van Hoesen deserted from Company B 18th New York Infantry before Crampton's Gap (September 14,1862). On July 3,1863 he was arrested in New Scotland, New York and was sent to Albany Barracks.