Sur Empire
Delhi–Multan road, an ancient route had existed since the time of king Ashoka or earlier, was renovated by the Sur Empire ruler Sher Shah Suri (1486–1545) in order to improve transit in the areas between Delhi and Multan, leading to Kandahar and Herat in Afghanistan, eventually to Mashhad capital of Khorasan province of Iran, providing access to capital city Ashgabat of Turkmenistan."