Tanjung Balai

Tanjung Balai belongs to the river and coastal world of northeastern Sumatra, where waterways carried inland products toward the Strait of Malacca. The lower river environment supported fishing, cultivation, and exchange between settlements situated along navigable channels. Boats offered practical connections through a landscape of wetlands and forest, allowing coastal traders to obtain goods from communities farther inland. The relationship between river mouth and hinterland was central to the development of local political authority.

Local accounts connect the town's origins with the Asahan kingdom and the installation of Sultan Abdul Jalil in 1620 at Kampung Tanjung. According to local tradition, a hall near the meeting of the Silau and Asahan rivers became a stopping place for people travelling upriver, giving the settlement its name. The account places the town within a Malay riverine political and trading world linked to the Strait of Malacca.