What was transported army goods etc in its early days grand trunk roads?

In its early days, the Grand Trunk Road primarily facilitated the transportation of military goods, troops, and supplies for empires, particularly during the Mauryan and Mughal periods in India. This crucial trade route connected various regions, enabling the swift movement of armies and resources. Additionally, it facilitated trade by allowing merchants to transport goods such as textiles, spices, and grains, thereby contributing to the economic integration of the regions it traversed. Over time, the road became a vital artery for both military and commercial activities in South Asia.