Complex sentence: Buccaneers were hard to control; some even embroiled their colonies in unwanted wars; notably, at the 1697 joint French-buccaneer siege of Cartagena, led by Bernard Desjean, Baron de Pointis, the buccaneers and the French regulars parted on extremely bitter terms.
Split into simpler sentences: Buccaneers were hard to control; some even embroiled their colonies in unwanted wars. Notably, at the 1697 joint French-buccaneer siege of Cartagena, led by Bernard Desjean, Baron de Pointis, the buccaneers and the French regulars parted on extremely bitter terms.