The chronicle recounts mid-14th-century military and political events in northern France and Flanders, detailing the opening hostilities between the French and English crowns, raids and chevauchées, sieges and captures of towns and fortresses, naval operations, and the involvement of Flemish towns and nobles. It records diplomatic missions, ecclesiastical measures including papal excommunication, prisoner-taking and ransom practices, and the movements and engagements of armed contingents across Hainaut and surrounding regions. The narrative mixes campaign reports, lists of leading figures, and localized accounts of destruction, occupation, and negotiation.