Complex sentence: One of the first battles of the rebellion of 1798 took place in Naas on 24 May 1798 when a force of about 1,000 rebels were defeated in an unsuccessful attack on the town.
Split into simpler sentences: One of the first battles of the rebellion of 1798 took place in Naas on 24 May 1798. During the Battle of Naas, a force of about 1,000 rebels were defeated in an unsuccessful attack on the town.