Linked from
The 14 pages that link to Privateer, each with the reason it gives.
Age of SailRelated: Privateering extended naval warfare into commercial sea lanes.
Quasi-WarNarrower topic: French privateers were a principal threat to American merchant vessels.
John RackhamCompared with: Unlike a privateer, Rackham’s piracy lacked state authorization.
Gunboat WarRelated: Danish privateers supplemented naval attacks on British commerce.