KnowraTreaty portsLinked fromLinked fromThe 18 pages that link to Treaty ports, each with the reason it gives.All 18Broader topic 4Related 7Narrower topic 6Compared with 1First Opium WarNarrower topic: The Treaty of Nanjing established five treaty ports.Canton SystemNarrower topic: They became the new framework for foreign trade after the Canton System ended.Second Opium WarNarrower topic: The war’s treaties expanded the number of ports open to foreign access.Matthew C. PerryNarrower topic: Kanagawa’s opening was an early treaty-port concession to the United States.James MathesonNarrower topic: The treaty-port system expanded the commercial reach of firms like Matheson’s.YingkouNarrower topic: Yingkou's nineteenth-century commercial history belongs to the treaty-port system.