Why does Karachi handle much of Pakistan's seaborne trade?

Karachi serves as the primary hub for Pakistan's seaborne trade due to its strategic location on the Arabian Sea and its historical development as a vital gateway for the Indus River valley and the Punjab region.12

Several factors contribute to its prominence:

• Natural Geography: The city offers a naturally protected harbor, with Manora Head providing an excellent site for defense, which facilitated its early growth as a port.1
• Infrastructure Connectivity: Karachi is the terminus of Pakistan’s railway system and is linked to the country's interior via extensive highway networks, such as the Karachi-Peshawar highway. These connections allow for the efficient transport of goods between the port and industrial areas.3
• Economic Role: Beyond serving Pakistan, the port acts as a critical maritime outlet for the landlocked country of Afghanistan.24
• Historical Development: Since the 19th century, the city has been systematically developed with improved port facilities, the establishment of the Karachi Port Trust, and the construction of extensive wharves, cementing its status as a premier commercial and industrial center.1